Mathematics 9th Class 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:

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Math Ch#1, 09th Class

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1 / 38

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

2 / 38

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

3 / 38

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

4 / 38

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

5 / 38

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

6 / 38

Inverse of a Matrix A is equal to ________

7 / 38

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

8 / 38

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

9 / 38

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

10 / 38

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

11 / 38

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

12 / 38

(AB)ˉ¹ = ______

13 / 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}

14 / 38

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

15 / 38

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

16 / 38

The order of a matrix [ 1   2 ] is _____

17 / 38

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

18 / 38

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

19 / 38

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

20 / 38

Matrix A + B can be found, if ________________

21 / 38

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

22 / 38

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

23 / 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.

24 / 38

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

25 / 38

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

26 / 38

[ 5 ] is a matrix with order ______

27 / 38

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

28 / 38

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

29 / 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}

30 / 38

Two Materices A and B are confirmable for multiplication if ______

31 / 38

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

 

32 / 38

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

33 / 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}

34 / 38

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

35 / 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}

36 / 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}

37 / 38

Which is order of a square matrix?

38 / 38

An Identity Matrix (Unity Matrix) is always a _____

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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)

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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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1 / 19

Opposite sides are congruent in a ______

2 / 19

Diagonals of a parallelogram do ____ of each other

3 / 19

Diagonals of a rectangle are ______Equal

4 / 19

In a parallelogram _________ (Select Correct Property)

5 / 19

In a parallelogram _________ (Select Correct Property)

6 / 19

In parallelogram opposite sides are ______

7 / 19

Diagonal of a parallelogram divides the parallelogram into two ______ triangles

8 / 19

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

9 / 19

Diagonals of a parallelogram divide the parallelogram into _____congruent triangles.

10 / 19

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

11 / 19

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

12 / 19

In a parallelogram _________ are congruent.

13 / 19

A closed geometrical figure having 4 sides is called ______

14 / 19

Diagonal of a parallelogram divides it into two ____ triangles

15 / 19

Bisection means dividing in ____ equal parts.

16 / 19

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

17 / 19

Diagonals of a parallelogram ____ each other at a point.

18 / 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.

19 / 19

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

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1 / 16

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

2 / 16

The ________ of sides of the triangle is concurrent.

3 / 16

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

4 / 16

Similar triangles are also called __________

5 / 16

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

6 / 16

How many lines can be drawn through two points?

7 / 16

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

8 / 16

Similar triangles are of same shape and can ______ size.

9 / 16

Symbol used for similarity is _________

10 / 16

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

11 / 16

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

12 / 16

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

13 / 16

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

14 / 16

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

15 / 16

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

16 / 16

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

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Math Ch#5, 09th Class

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1 / 15

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

  • b^{2}
  • 2b
  • ab

(Select Correct Option)

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

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

5 / 15

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

6 / 15

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

7 / 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)

8 / 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)

9 / 15

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

10 / 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)

11 / 15

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

12 / 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}

13 / 15

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

14 / 15

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

15 / 15

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

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Math Ch#09, 9th Class

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1 / 14

Distance between point (0, 0) and (1, 1) is _______

2 / 14

The 3-points P, Q and R are ___________ if |PQ| + |QR| = |PR|

3 / 14

The study of _________ in a plane is called plane geometry.

4 / 14

distance between the points (0, 0) and (3, 4) is _______

5 / 14

Mid point of the points (2, 2) and (0, 0) is _____

6 / 14

Distance between the point (1, 0) and (0, 1) is ________

7 / 14

Two or more than two points which lie on the same straight line are called ________ points

8 / 14

A triangle having all sides equal is called ______

9 / 14

Mid point of the points (-2, 2) and (2, -2) is _____

10 / 14

A closed figure in a plane obtained by joining three non-collinear point is called _______

11 / 14

_____ is the study of geometrical shapes in the Cartesian plane (coordinate plane).

12 / 14

A triangle having equal length of at least two sides is called ______ triangle

13 / 14

A triangle having all sides different is called ______

14 / 14

A triangle which have one of the angle 90 degree is called ______ triangle

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