9th Class Math MCQs Chapter-01

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

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

2 / 38

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

3 / 38

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

4 / 38

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

5 / 38

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

6 / 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.

7 / 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}

8 / 38

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

9 / 38

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

10 / 38

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

11 / 38

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

12 / 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}

13 / 38

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

14 / 38

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

15 / 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}

16 / 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}

17 / 38

Which is order of a square matrix?

18 / 38

The order of a matrix [ 1   2 ] is _____

19 / 38

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

20 / 38

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

 

21 / 38

Two Materices A and B are confirmable for multiplication if ______

22 / 38

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

23 / 38

[ 5 ] is a matrix with order ______

24 / 38

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

25 / 38

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

26 / 38

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

27 / 38

(AB)ˉ¹ = ______

28 / 38

An Identity Matrix (Unity Matrix) is always a _____

29 / 38

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

30 / 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}

31 / 38

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

32 / 38

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

33 / 38

Matrix A + B can be found, if ________________

34 / 38

Inverse of a Matrix A is equal to ________

35 / 38

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

36 / 38

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

37 / 38

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

38 / 38

\begin{bmatrix} 0 & 0\\ 0 & 0 \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 16-Rev      (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#09, 9th Class

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1 / 14

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

2 / 14

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

3 / 14

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

4 / 14

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

5 / 14

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

6 / 14

A triangle having all sides equal is called ______

7 / 14

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

8 / 14

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

9 / 14

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

10 / 14

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

11 / 14

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

12 / 14

A triangle having all sides different is called ______

13 / 14

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

14 / 14

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

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Math Ch#12, 9th Class

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1 / 18

Sum of interior angles of a quadrilateral is ________

2 / 18

Right bisector of any _________ means to draw perpendicular which passes through the midpoint of a line segment.

3 / 18

In an acute angled triangle, _______ angles are less than 90 degree.

4 / 18

A line segment has _____ midpoint

5 / 18

Tight bisectors of sides of an obtuse angles triangle meet _______

6 / 18

Angle bisector of triangle are _______Concurrent

7 / 18

The circumcenter is used to _____ about a triangle.

8 / 18

Right bisection of three sides of triangle are _______

9 / 18

The right bisector of the sides of a ___________triangle, intersect each other on the hypotenuse.

10 / 18

Bisection of an angle means to draw a ray to divide the given angle into ____ equal parts.

11 / 18

If diagonals of a quadrilateral divide the figure in four congruent triable then the quadrilateral is  ____

12 / 18

In any triangle, ______ of angles are concurrent.

13 / 18

Bisection means to divided the parallelogram into _______ triangles.

14 / 18

The distance between a line and a point on same line is _________

15 / 18

In any triangle, bisectors of _____ are concurrent (Similar)

16 / 18

Any point inside an ____ equidistant from its arms is on the bisector of it.

17 / 18

If the bisector of any angle of a triangle bisects side opposite to it, then the triangle is _______

18 / 18

How many mid points a line segment has?

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Math Ch#5, 09th Class

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1 / 15

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

2 / 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)

3 / 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)

4 / 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)

5 / 15

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

6 / 15

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

7 / 15

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

8 / 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)

9 / 15

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

10 / 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}

11 / 15

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

12 / 15

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

13 / 15

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

14 / 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)

15 / 15

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

  • b^{2}
  • 2b
  • ab

(Select Correct Option)

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Math Ch#17, 9th Class

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Welcome

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1 / 16

_____ congruent triangles can be made by joining, the mid-point of the sides of a triangle.

2 / 16

The right bisector of the sides of ______ triangle intersect each other inside the triangle.

3 / 16

The point of concurrency of three perpendicular bisector of triangle is called _____

4 / 16

If two medians of a triangle are congruent then the triangle will be _______

5 / 16

____ congruent triangles can be made by joining the midpoint of the sides of a triangle.

6 / 16

All three altitudes of _____ are concurrent.

7 / 16

A triangle having two sides congruent is called ________

8 / 16

The bisectors of the angle of triangle are ______

9 / 16

The right bisectors of the sides of ____ triangle intersect each other the triangle.

10 / 16

The point of concurrency of the three altitudes of a triangle is called ________

11 / 16

If three points lie on the same line, then these points are called _________

12 / 16

The right bisectors of triangle are ________

13 / 16

The medians of a triangle are _______

14 / 16

Median of a triangle divide it into _____ triangle of equal area.

15 / 16

Medians of a triangle are ________

16 / 16

If a point is equidistant from the end point of a line segment, then it must lie on its ____

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