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If I is a unit matrix of order 10, then ...

If `I` is a unit matrix of order `10`, then the determinant of `I` is equal to

A

10

B

1

C

`(1)/(10)`

D

9

Text Solution

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The correct Answer is:
B
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ARIHANT MATHS-MATRICES -Exercise For Session 2
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  10. if A and B are square matrices of same order such that A = and B = B,...

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  11. if matrix A=(1)/sqrt2[(1,i),(-i,a)], i=sqrt-1 is unitary matrix, a is ...

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