Matrices and Determinants:

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Class 9 Math MCQs Chapter-01:

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Math Ch#1, 09th Class

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1 / 38

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

2 / 38

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

3 / 38

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

4 / 38

Inverse of a Matrix A is equal to ________

5 / 38

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

6 / 38

An Identity Matrix (Unity Matrix) is always a _____

7 / 38

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

8 / 38

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

9 / 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}

10 / 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.

11 / 38

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

12 / 38

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

13 / 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}

14 / 38

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

15 / 38

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

16 / 38

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

17 / 38

(AB)ˉ¹ = ______

18 / 38

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

19 / 38

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

20 / 38

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

 

21 / 38

[ 5 ] is a matrix with order ______

22 / 38

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

23 / 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}

24 / 38

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

25 / 38

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

26 / 38

Which is order of a square matrix?

27 / 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}

28 / 38

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

29 / 38

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

30 / 38

Two Materices A and B are confirmable for multiplication if ______

31 / 38

Matrix A + B can be found, if ________________

32 / 38

The order of a matrix [ 1   2 ] is _____

33 / 38

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

34 / 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}

35 / 38

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

36 / 38

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

37 / 38

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

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)


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Exercise 14-Rev      (English)            (Urdu)


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Exercise 15           (English)            (Urdu)


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Exercise 16.1           (English)            (Urdu)


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Exercise 17.1           (English)            (Urdu)


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Exercise 17.3           (English)            (Urdu)


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9th Class Math Solution:

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Class 9 Mathematics  Chapter-Wise MCQs


Category: 09th Math Startup

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Math Ch#10, 9th Class

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1 / 13

The symbol used for perpendicular is ________

2 / 13

The sum of internal angle of any triangle is always_____

3 / 13

Two line can intersect at ___ point only

4 / 13

A ray has ____ end point.

5 / 13

If two angles of a triangle are ______then triangle is right angled triangle.

6 / 13

Two parallel lines can intersect each other at ___

7 / 13

A tringle has _____ elements.

8 / 13

The symbol used for angle is ________

9 / 13

In ______ triangle, bisector of any one of its angles divided the triangle into congruent triangle.

10 / 13

In a triangle, there can be only ____ right angle.

11 / 13

Congruent triangles are having ____ size and shape

12 / 13

The number of acute angles in an acute angled triangle is _____

13 / 13

In a right-angle isosceles triangle, each base angle is _____

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Math Ch#11, 9th Class

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1 / 19

In parallelogram opposite sides are ______

2 / 19

Opposite sides are congruent in a ______

3 / 19

The line segment, joining the midpoint of two sides of a triangle, is parallel to the 3rd side and is equal ____ of its length.

4 / 19

Diagonals of a parallelogram divide the parallelogram into _____congruent triangles.

5 / 19

Diagonal of a parallelogram divides the parallelogram into two ______ triangles

6 / 19

Bisectors of angle formed with any one side of a parallelogram intersect each other at ___ angle.

7 / 19

Diagonals of a parallelogram do ____ of each other

8 / 19

Bisection means dividing in ____ equal parts.

9 / 19

In a parallelogram _________ (Select Correct Property)

10 / 19

A line segment joining the midpoint of one side of a triangle of its opposite vertex is called______

11 / 19

In a parallelogram _________ are congruent.

12 / 19

Diagonal of a parallelogram divides it into two ____ triangles

13 / 19

A parallelogram is divided by its diagonal into _____triangles of equal area

14 / 19

If two opposite sides of a quadrilateral are congruent and parallel, it is called ____

15 / 19

A closed geometrical figure having 4 sides is called ______

16 / 19

Diagonals of a rectangle are ______Equal

17 / 19

When two lines intersect each other two pair of ____ angles are congruent.

18 / 19

Diagonals of a parallelogram ____ each other at a point.

19 / 19

In a parallelogram _________ (Select Correct Property)

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Math Ch#08, 09th Class

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Welcome

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1 / 29

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

2 / 29

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

3 / 29

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

4 / 29

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

5 / 29

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

6 / 29

The angle between two coordinate axis is _________

7 / 29

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

8 / 29

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

9 / 29

Pythagoras is a _____ mathematician.

10 / 29

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

11 / 29

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

12 / 29

Cartesian plan is divided into ____ Quadrant

13 / 29

The point (5, 0) lies on ______

14 / 29

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

15 / 29

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

16 / 29

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

17 / 29

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

18 / 29

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

19 / 29

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

20 / 29

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

21 / 29

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

22 / 29

The point (0, 5) lies on _______

23 / 29

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

24 / 29

The point of intersection of two coordinate axis is called _______

25 / 29

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

26 / 29

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

27 / 29

According to Pythagoras theorem (altitude)2 = ________

28 / 29

Graph of the equation x=a is a ________ line

29 / 29

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

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Math Ch#4, 09th Class

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1 / 15

x^{3}+\frac{1}{x^{3}} = \left ( x+\frac{1}{x} \right ) (_____________)

  • x^{2}-1+\frac{1}{x^{2}}
  • x^{2}+1+\frac{1}{x^{2}}
  • x^{2}-1-\frac{1}{x^{2}}
  • x^{2}+1-\frac{1}{x^{2}}

(Select Correct Option)

2 / 15

\frac{a^{^{2}}-b^{2}}{a+b} is equal to __________

3 / 15

2 (a^{2}+b^{2}) = (a+b)^{2} + (.............)^{^{2}}

4 / 15

a^{3} + b^{3}   is equal to  ____________

 

5 / 15

"4x +3y -2" is an algebraic _____________

6 / 15

The degree of polynomial 4x^{4}+ 2x^{2}y  is ___________

7 / 15

\frac{1}{2-\sqrt{3}} = ...............

  • 2 - \sqrt{3}
  • 2 + \sqrt{3}
  • -2 - \sqrt{3}
  • -2 + \sqrt{3}

(Select Correct Option)

8 / 15

Order of Surd \sqrt[3]{x} is ________

9 / 15

The Degree of polynomial x^{2}y^{2} + 3 x y +y^{3} is _________

10 / 15

(3 + \sqrt{2}) (3 - \sqrt{2}) is equal to __________

11 / 15

(x+\frac{1}{x})^{2} = ................

  • x^{2}+\frac{1}{x^{2}}+2
  • x^{2}-\frac{1}{x^{2}}+2
  • x^{2}+\frac{1}{x^{2}}-2

(Select Correct Option)

12 / 15

\frac{1}{a-b}-\frac{1}{a+b} is equal to ______

  • \frac{2a}{a^{2}-b^{2}}
  • \frac{2b}{a^{2}-b^{2}}
  • \frac{-2a}{a^{2}-b^{2}}
  • \frac{-2b}{a^{2}-b^{2}}

(Select Correct Option)

13 / 15

(\sqrt{a}+\sqrt{b}) (\sqrt{a}-\sqrt{b}) is equal to __________

  • a^{2}+b^{2}
  • a^{2}-b^{2}
  • a-b
  • a+b

(Select Correct Option)

14 / 15

x²-4 =  ___________

15 / 15

Conjugate of surd   a + \sqrt{b}    is _________

  • -a + \sqrt{b}
  • a - \sqrt{b}
  • \sqrt{a} + \sqrt{b}
  • \sqrt{a} - \sqrt{b}

(Select Correct Option)

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One thought on “9th Class Math MCQs Chapter-01”
  1. kzkazunect says:

    thank you very much

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