Matrices

If and , find x and y.

2 Mark(s)

A)
B)
C)
D)

Consider the matrices out of given matrix product _______

(1) (2) (3) (4)

2 Mark(s)

A) Exactly one is a defined
B) Exactly two are defined
C) Exactly three are defined
D) All four are defined

If then

2 Mark(s)

A)
B)
C)
D)

If A and B are square matrices of equal order, then which one is correct among the following?

1 Mark(s)

A)
B)
C)
D)

Find matrices A and B, where and

2 Mark(s)

A)
B)
C)
D)

If and , then

1 Mark(s)

A) ±3
B) ±2
C) ±5
D) 0

If _________

2 Mark(s)

A)
B)
C)
D)

If

1 Mark(s)

A)
B)
C)
D)

If and f(x) = , then f(a) = _______

1 Mark(s)

A)
B)
C)
D)

If where is a complex cube root of unity, then is a _______.

1 Mark(s)

A) Null matrix
B) Unit matrix
C) Identity matrix
D) symmetric matrix

Given singular matrix then ________

1 Mark(s)

A)
B)
C)
D)

If , then

2 Mark(s)

A) Null matrix
B) Unit matrix
C) Identity matrix
D) symmetric matrix

For suitable matrices A, B, the false statement is ________

1 Mark(s)

A)
B)
C)
D)

If is a matrix satisfying the equation = 9I, where I is the identity matrix of order 3, then the ordered pair (a, b) is equal to ______

2 Mark(s)

A)
B)
C)
D)

If where I is unit matrix , then find the value of α

2 Mark(s)

A) π
B)
C)
D)

If

1 Mark(s)

A)
B)
C)
D)

If and then the value of A is ________

1 Mark(s)

A)
B)
C)
D)

Matrices : Question 1 of 17

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