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

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

2 / 38

Which is order of a square matrix?

3 / 38

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

4 / 38

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

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

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

7 / 38

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

8 / 38

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

9 / 38

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

10 / 38

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

11 / 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}

12 / 38

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

13 / 38

Inverse of a Matrix A is equal to ________

14 / 38

Matrix A + B can be found, if ________________

15 / 38

(AB)ˉ¹ = ______

16 / 38

[ 5 ] is a matrix with order ______

17 / 38

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

18 / 38

The order of a matrix [ 1   2 ] is _____

19 / 38

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

20 / 38

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

21 / 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}

22 / 38

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

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

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.

25 / 38

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

26 / 38

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

27 / 38

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

28 / 38

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

29 / 38

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

30 / 38

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

31 / 38

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

32 / 38

An Identity Matrix (Unity Matrix) is always a _____

33 / 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}

34 / 38

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

 

35 / 38

Two Materices A and B are confirmable for multiplication if ______

36 / 38

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

37 / 38

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

38 / 38

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

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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)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

Exercise 13.1           (English)            (Urdu)


Exercise 13.2           (English)            (Urdu)


Exercise 13-Rev      (English)            (Urdu)


Online Practice/ Test - MCQs & Short Questions

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)


Online Practice/ Test - MCQs & Short Questions

Exercise 16.1           (English)            (Urdu)


Exercise 16.2           (English)            (Urdu)


Exercise 16-Rev      (English)            (Urdu)


Online Practice/ Test - MCQs & Short Questions

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 Math Science Group (English Medium)


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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#13, 9th Class

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1 / 16

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

2 / 16

Similar triangles are of same shape and can ______ size.

3 / 16

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

4 / 16

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

5 / 16

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

6 / 16

Symbol used for similarity is _________

7 / 16

How many lines can be drawn through two points?

8 / 16

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

9 / 16

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

10 / 16

Similar triangles are also called __________

11 / 16

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

12 / 16

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

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

The ________ of sides of the triangle is concurrent.

16 / 16

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

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Math Ch#7, 09th Class

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1 / 6

Which of the following is the solution of inequality 3-4x \leqslant 11 ?

2 / 6

if x is no larger than 10, then _____(Which statement is true)

3 / 6

x = 0 is a solution of the inequality ___________

4 / 6

if the capacity c of an elevator is at most 1600 ponds, then ___________ (Which statement is true)

5 / 6

x = ________ is a  solution of the inequality -2 < x < \frac{3}{2}

6 / 6

A Statement involving any of the symbols <, >, ≤, ≥ is called _________

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Math Ch#14, 9th Class

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1 / 12

The line segment has only ___ point of bisection

2 / 12

The ratio between two quantities “a and b” is expressed as _______

3 / 12

Equality of _____ ratio is defined as proportion.

4 / 12

______ altitudes of equilateral triangle are congruent.

5 / 12

________ has no unit.

6 / 12

If adjacent angles of two intersecting lines are congruent then lines are ____ to each other.

7 / 12

One and only one line can be drawn through _____ points.

8 / 12

In two similar triangles, ______ sides are proportional

9 / 12

Symbol to show similarity is used ________

10 / 12

Unit of ratio is __________

11 / 12

If a : b=c : d then a, b, c and d are said to be in _____

12 / 12

______  points can be determine a line.

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Math Ch#09, 9th Class

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1 / 14

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

2 / 14

A triangle having all sides equal is called ______

3 / 14

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

4 / 14

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

5 / 14

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

6 / 14

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

7 / 14

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

8 / 14

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

9 / 14

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

10 / 14

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

11 / 14

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

12 / 14

A triangle having all sides different is called ______

13 / 14

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

14 / 14

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

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