9th Class math MCQs Chapter-01

9th Class Math MCQs Chapter-01

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Matrices and Determinants:

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Class 9 Math MCQs Chapter-01:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Matrices and Determinants” i.e. 9th Class Math MCQs Chapter-01.

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Math Ch#1, 09th Class

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1 / 38

if \begin{vmatrix} 2 & 6\\ 3 & x \end{vmatrix} = 0 then x is equal to ________

2 / 38

The Matrix of the same order _____ satisfy commutative law under addition.

3 / 38

Additive Inverse of \begin{bmatrix} 1 & -2\\ 0 & -1 \end{bmatrix} is ______

A = \begin{bmatrix} 1 & 2\\ 0 & 1 \end{bmatrix}

B = \begin{bmatrix} -1 & -2\\ 0 & -1 \end{bmatrix}

C = \begin{bmatrix} -1 & 2\\ 0 & 1 \end{bmatrix}

D = \begin{bmatrix} 0 & 0\\ 0 & 0 \end{bmatrix}

4 / 38

Matrix A + B can be found, if ________________

5 / 38

Adjoint of \begin{bmatrix} 1 & 2\\ 0 & -1 \end{bmatrix} is ________

A = \begin{bmatrix} -1 & -2\\ 0 & 1 \end{bmatrix}

B = \begin{bmatrix} 1 & -2\\ 0 & -1 \end{bmatrix}

C = \begin{bmatrix} -1 & 2\\ 0 & -1 \end{bmatrix}

D = \begin{bmatrix} -1 & 0\\ 2 & 1 \end{bmatrix}

6 / 38

A matrix obtained by interchanging Rows and Columns, is called _______ of matrix

7 / 38

Which is order of a square matrix?

8 / 38

Product of \begin{bmatrix} 2 & 0\\ 0 & 1 \end{bmatrix}\begin{bmatrix} -3 & 0\\ 0 & 4 \end{bmatrix} is ______ (Select correct option)

  1. \begin{bmatrix} -6 & 0\\ 0 & 4 \end{bmatrix}
  2. \begin{bmatrix} 6 & 0\\ 0 & 4 \end{bmatrix}
  3. \begin{bmatrix} 6 & 0\\ 0 & -4 \end{bmatrix}
  4. \begin{bmatrix} -6 & 0\\ 0 & -4 \end{bmatrix}

9 / 38

A square Matrix A is said to be _____ matrix if |A|=0.

10 / 38

If A is a Square Matrix and At =A, than A is called ________

11 / 38

\begin{bmatrix} 1 & 0\\ 0 & 1 \end{bmatrix} Matrix is called _________

12 / 38

[ 5 ] is a matrix with order ______

13 / 38

The Matrix \begin{bmatrix} 1 & 2 \end{bmatrix} is a ______ Matrix.

14 / 38

The order of Matrix \begin{bmatrix} 2 & 1 \end{bmatrix} is _______

15 / 38

Two matrices are said to be confirmable for _______ if they have same order.

16 / 38

If \begin{vmatrix} 3 & -1\\ 0 & x \end{vmatrix}  = 3, then x is equal to _______

17 / 38

A Matrix is called _______ , if number of rows and columns are equal

18 / 38

An Identity Matrix (Unity Matrix) is always a _____

19 / 38

Two Materices A and B are confirmable for multiplication if ______

20 / 38

Product of \begin{bmatrix} x & 4 \end{bmatrix}\begin{bmatrix} 2\\ -1 \end{bmatrix} is _____

21 / 38

Inverse of a Matrix A is equal to ________

22 / 38

if X + \begin{bmatrix} -1 & -2\\ 0 & -1 \end{bmatrix} = \begin{bmatrix} 1 & 0\\ 0 & 1 \end{bmatrix} , then X is equal to ________

A = \begin{bmatrix} 2 & 2\\ 2 & 0 \end{bmatrix}

B = \begin{bmatrix} 0 & 2\\ 2 & 2 \end{bmatrix}

C = \begin{bmatrix} 2 & 0\\ 0 & 2 \end{bmatrix}

D = \begin{bmatrix} 2 & 2\\ 0 & 2 \end{bmatrix}

23 / 38

If A, B and C are three matrices such that AB=C, then ________ (Which is possible)

24 / 38

(AB)ˉ¹ = ______

25 / 38

If A=\begin{bmatrix} 4 & 5 \end{bmatrix} and B = [ 5 ], then the which product is possible ?

26 / 38

\begin{bmatrix} 0 & 0\\ 0 & 0 \end{bmatrix} is called _________

27 / 38

In Matrix multiplication, in general, A.B ___ B.A

28 / 38

\begin{bmatrix} \sqrt{2} & 0\\ 0 & \sqrt{2} \end{bmatrix} is called ____ Matrix

29 / 38

Order of Matrix \begin{bmatrix} 3\\ -1\\ 6 \end{bmatrix} is _______

30 / 38

If for Matrix At = -A, then Matrix A is Called ______

31 / 38

Adjoint of \begin{bmatrix} 2 & 1\\ -1 & -3 \end{bmatrix} is ________

  1. \begin{bmatrix} -3 & -1\\ 1 & 2 \end{bmatrix}
  2. \begin{bmatrix} 3 & -1\\ 1 & 2 \end{bmatrix}
  3. \begin{bmatrix} -3 & 1\\ 1 & -2 \end{bmatrix}
  4. \begin{bmatrix} 2 & 1\\ 1 & 3 \end{bmatrix}

32 / 38

Let A and B are two matrices of the same order and A+B=0, then A and B are said to be _____ of each other.

33 / 38

The order of a matrix [ 1   2 ] is _____

34 / 38

A matrix is called a square matrix if its order is _____

35 / 38

A square matrix in which non-diagonal elements are zero, whereas all diagonal elements are equal is called _______

 

36 / 38

Order of transpose of \begin{bmatrix} 2 & 1\\ 0 & 1\\ 3 & 2 \end{bmatrix} is _______

37 / 38

If \begin{bmatrix} a+3 & 5\\ 6 & 4 \end{bmatrix} = \begin{bmatrix} 5 & 5\\ 6 & 4 \end{bmatrix} , then "a" is equal to ____

38 / 38

Matrix \begin{bmatrix} \sqrt{2} & 0\\ 0 & \sqrt{2} \end{bmatrix} is called ______

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Math Solution 9th Class (Science Group)

Exercise 1.1           (English)            (Urdu)

Exercise 1.2           (English)            (Urdu)

Exercise 1.3           (English)            (Urdu)

Exercise 1.4           (English)            (Urdu)

Exercise 1.5           (English)            (Urdu)

Exercise 1.6           (English)            (Urdu)

Exercise 1-Rev      (English)            (Urdu)

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Exercise 2.1           (English)            (Urdu)

Exercise 2.2           (English)            (Urdu)

Exercise 2.3           (English)            (Urdu)

Exercise 2.4           (English)            (Urdu)

Exercise 2.5           (English)            (Urdu)

Exercise 2.6           (English)            (Urdu)

Exercise 2-Rev      (English)            (Urdu)

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Exercise 3.1           (English)            (Urdu)

Exercise 3.2           (English)            (Urdu)

Exercise 3.3           (English)            (Urdu)

Exercise 3.4           (English)            (Urdu)

Exercise 3-Rev      (English)            (Urdu)

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Exercise 4.1           (English)            (Urdu)

Exercise 4.2           (English)            (Urdu)

Exercise 4.3           (English)            (Urdu)

Exercise 4.4           (English)            (Urdu)

Exercise 4-Rev      (English)            (Urdu)

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Exercise 5.1           (English)            (Urdu)

Exercise 5.2           (English)            (Urdu)

Exercise 5.3           (English)            (Urdu)

Exercise 5.4           (English)            (Urdu)

Exercise 5-Rev      (English)            (Urdu)

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Exercise 6.1           (English)            (Urdu)

Exercise 6.2           (English)            (Urdu)

Exercise 6.3           (English)            (Urdu)

Exercise 6-Rev      (English)            (Urdu)

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Exercise 7.1           (English)            (Urdu)

Exercise 7.2           (English)            (Urdu)

Exercise 7.3           (English)            (Urdu)

Exercise 7-Rev      (English)            (Urdu)

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Exercise 8.1           (English)            (Urdu)

Exercise 8.2           (English)            (Urdu)

Exercise 8.3           (English)            (Urdu)

Exercise 8-Rev      (English)            (Urdu)

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Exercise 9.1           (English)            (Urdu)

Exercise 9.2           (English)            (Urdu)

Exercise 9.3           (English)            (Urdu)

Exercise 9-Rev      (English)            (Urdu)

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Exercise 10.1           (English)            (Urdu)

Exercise 10.2           (English)            (Urdu)

Exercise 10.3           (English)            (Urdu)

Exercise 10.4           (English)            (Urdu)

Exercise 10-Rev      (English)            (Urdu)

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Exercise 11.1           (English)            (Urdu)

Exercise 11.2           (English)            (Urdu)

Exercise 11.3           (English)            (Urdu)

Exercise 11.4           (English)            (Urdu)

Exercise 11.5           (English)            (Urdu)

Exercise 11-Rev      (English)            (Urdu)

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Exercise 12.1           (English)            (Urdu)

Exercise 12.2           (English)            (Urdu)

Exercise 12.3           (English)            (Urdu)

Exercise 12-Rev      (English)            (Urdu)

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Exercise 13.1           (English)            (Urdu)

Exercise 13.2           (English)            (Urdu)

Exercise 13-Rev      (English)            (Urdu)

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Exercise 14.1           (English)            (Urdu)

Exercise 14.2           (English)            (Urdu)

Exercise 14-Rev      (English)            (Urdu)

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Exercise 15           (English)            (Urdu)

Exercise 15-Rev   (English)            (Urdu)

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Exercise 16.1           (English)            (Urdu)

Exercise 16.2           (English)            (Urdu)

Exercise 16-Rev      (English)            (Urdu)

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Exercise 17.1           (English)            (Urdu)

Exercise 17.2           (English)            (Urdu)

Exercise 17.3           (English)            (Urdu)

Exercise 17.4           (English)            (Urdu)

Exercise 17.5           (English)            (Urdu)

Exercise 17-Rev      (English)            (Urdu)

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9th Class Math Solution:

We know, the importance of mathematics study in every class is important for students, such like students of 9th Class & 10th Class or other classes. If we talk Matric Classes Student of Science Classes or Arts classes, Math is equally important for both Classes.

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Class 9 Mathematics  Chapter-Wise MCQs

Category: 09th Math Startup

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Math Ch#08, 09th Class

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1 / 29

In ordered pair (a, b), a is called as ________

2 / 29

In a right-angle triangle, larger angle measures as _______

3 / 29

A n-ordered associated with a point in 2-dimensional plane is called _____

4 / 29

If “A” and “B” are any two sets then their cartesian product is denoted by ______

5 / 29

the plan formed by two straight lines perpendicular to each other, this plan is called _______

6 / 29

n the equation M=f(k), which statement is true?

7 / 29

In two-dimensional plan, the vertical line is called ______

8 / 29

the plan formed by two straight lines perpendicular to each other, these lines are called ______

9 / 29

The point of intersection of two coordinate axis is called _______

10 / 29

The line of the equation x=3 is parallel to _______

11 / 29

If ordered pair (x, y) is in 1st quadrant then ______

12 / 29

The point (0, 5) lies on _______

13 / 29

In two-dimensional plan, the horizontal line is called ______

14 / 29

If the equation y=mx, y-coordinate of every point is ____ times of x-coordinate.

15 / 29

According to Pythagoras theorem (altitude)2 = ________

16 / 29

Pythagoras is a _____ mathematician.

17 / 29

In Cartesian plan, the point (2,0) lies on _______

18 / 29

If ordered pair (x, y) is in 4th quadrant then ______

19 / 29

In equation y=mx+c, if x=0 then line is parallel to __________

20 / 29

For equation 2x+y=6, order pair _____ is the solution of equation.

21 / 29

The point (5, 0) lies on ______

22 / 29

In ordered pair (a, b), b Is called _______

23 / 29

If a, b, and c are the side of right-angle triangle and c is hypotenuse then according to the Pythagoras theorem _________

24 / 29

The angle between two coordinate axis is _________

25 / 29

If ordered pair (x, y) is in 2nd quadrant then ______

26 / 29

In Cartesian coordinate plane, the point (3, -4) is located in ________

27 / 29

Graph of the equation x=a is a ________ line

28 / 29

Cartesian plan is divided into ____ Quadrant

29 / 29

The graph of the equation y=b is a line and at a distance of b unit from _______ points on x-axis

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Math Ch#2, 09th Class

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1 / 15

\left ( \frac{25}{16} \right )^\frac{-1}{2} = ________

2 / 15

in \sqrt[3]{35} the Radicand is _________

3 / 15

Every Real number is _______

4 / 15

A non-terminating, non-recurring decimal represents ____________

5 / 15

\left ( 27x^{-1} \right )^{\frac{-2}{3}} = _________ (Select Correct Option)

a) = \frac{\sqrt[3]{x^2}}{9}

b) = \frac{\sqrt[]{x^3}}{9}

c) = \frac{\sqrt[3]{x^2}}{8}

d) = \frac{\sqrt[]{x^3}}{8}

6 / 15

Imaginary part of -ι (3ι +2) is _______

7 / 15

If we write \sqrt[7]{x} in exponential form _______ (Choose one option)

(a)  = x

(b) = x^{7}

(c) = x^{\frac{1}{7}}

(d) = x^{\frac{7}{2}}

8 / 15

The conjugate of 5+4ι is ____________

9 / 15

if a, b ∈ R, then only one of a = b or a < b or a > b holds is called __________

10 / 15

the value of \iota ^9 is ________

11 / 15

The real part of 2ab(\iota +\iota ^2) is ________

12 / 15

Name the property of real number used in \left ( -\frac{\sqrt{5}}{2} \right )\times 1 = -\frac{\sqrt{5}}{2}

13 / 15

if x,y,z ∈ R, z<0, then x < y ⇒ __________

14 / 15

Which of the following sets have the closure property w.r.t addition__________

15 / 15

if we write 4^{\frac{2}{3}} with radical sign then it is _________

(a) = \sqrt[3]{4^2}

(b) = \sqrt{4^3}

(c) = \sqrt[2]{4^3}

(d) = \sqrt{4^6}

(Choose Correct Option)

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Math Ch#5, 09th Class

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1 / 15

Factors of 5x^{2}-17xy-12y^{2} are _____

2 / 15

Factors of a^{4}-4b^{4} are _________

  • (a-b), (a+b), (a^{2}+4b^{2})
  • (a-b), (a+b), (a^{2}-4b^{2})
  • (a^{2}-2b^{2}), (a^{2}+2b^{2})
  • (a-2b), (a^{2}+2b^{2})

(Select Correct Option)

3 / 15

(x+y)(x^{2}-xy+y^{2}) = ................

  • (x^{3}-y^{3})
  • (x^{3}+y^{3})
  • (x+y)^{3}
  • (x-y)^{3}

(Select Correct Option)

4 / 15

4a^{2}-16 can be factorize as __________

5 / 15

Factored form of x^{2}-16 is ___________

6 / 15

Factors of 8x^{3} +27y^{3} are ___________

  • (2x+3y), (4x^{2}+9y^{2})
  • (2x-3y), (4x^{2}-9y^{2})
  • (2x+3y), (4x^{2}-6xy+9y^{2})
  • (2x-3y), (4x^{2}+6xy+9y^{2})

(Select Correct Option)

7 / 15

Find m so that x^{2}+4x+m is a completed square_____

8 / 15

if x-2 is factor of    p(x) = x^{2}+2kx+8    , then k = _______

9 / 15

What will be added to complete the square of 9a^{2}-12ab _______

  • -16b^{2}
  • 16b^{2}
  • 4b^{2}
  • -4b^{2}

(Which Option is Correct)

10 / 15

Factors of 27x^{2}-\frac{1}{x^{3}}  are ____________

  • \left ( 3x-\frac{1}{x} \right )\left ( 9x^{2}+3+\frac{1}{x^{2}} \right )
  • \left ( 3x+\frac{1}{x} \right )\left ( 9x^{2}+3+\frac{1}{x^{2}} \right )
  • \left ( 3x-\frac{1}{x} \right )\left ( 9x^{2}-3+\frac{1}{x^{2}} \right )
  • \left ( 3x+\frac{1}{x} \right )\left ( 9x^{2}-3+\frac{1}{x^{2}} \right )

(Select Correct Option)

11 / 15

____________ =  \frac{x^{2}}{y^{2}}-2+\frac{y^{2}}{x^{2}}

  • \left ( \frac{x}{y} +\frac{y}{x}\right )^{2}
  • \left ( \frac{x}{y} -\frac{y}{x}\right )^{2}
  • \left ( \frac{y}{x} +\frac{x}{y}\right )^{2}

12 / 15

x^{2}+5x+6  can factorize as _____________

13 / 15

The Factors of x^{2} - 5x + 6 are_________

14 / 15

4a^{2}+4ab+(...........) is a complete square

  • b^{2}
  • 2b
  • ab

(Select Correct Option)

15 / 15

Factors of 3x^{2}-x-2 are __________

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Math Ch#13, 9th Class

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1 / 16

Similar triangles are of same shape and can ______ size.

2 / 16

If a, b, c are 3 sides of right triangle with “c” as longer side , then _______

3 / 16

Measure of one side of an equilateral triangle is 6cm. length of its median is ______ 9cm.

4 / 16

Any point on the ________ of line segment is equidistant from its end point.

5 / 16

From a point outside a line, the perpendicular is the ________ distance from the point to that line.

6 / 16

The sum of the length of any sides two of a triangle is _____ the length of the third side.

7 / 16

Symbol used for similarity is _________

8 / 16

A line is Perpendicular to a line, if an angle between these 2 lines is ________

9 / 16

Congruent triangles are, must be same size and also __________ shape.

10 / 16

The ________ of sides of the triangle is concurrent.

11 / 16

If hypotenuse of an isosceles right triangle is √2cm, then each of other side is of length ______

12 / 16

If a line segment intersects the two sides of a triangle in the same ration than it is _______ to the 3rd side.

13 / 16

Similar triangles are also called __________

14 / 16

In any right triangle, one greatest angle is must be ___________

15 / 16

In any right triangle, a side opposite to right angel is called _________

16 / 16

How many lines can be drawn through two points?

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