Home
Class 12
MATHS
If A=[[cos alpha,-sin alpha],[sin alpha,...

If `A=[[cos alpha,-sin alpha],[sin alpha,cos alpha]],` then for what value of `alpha` is `A` an identity matrix?

Promotional Banner

Similar Questions

Explore conceptually related problems

If A=[[cos alpha,-sin alphasin alpha,cos alpha]], then for what value of alpha is A an identity matrix?

If A = [(cos alpha, - sinalpha),(sinalpha, cosalpha)] , then for what value of alpha , is A an identity matrix?

A=[[cos alpha,sin alpha],[-sin alpha,cos alpha]] , then find | A |

A=[[Cos alpha,sin alpha],[-Sin alpha,cos alpha]] then A^(2)

If A=[[cos alpha, -sin alpha],[sin alpha, cos alpha]] , then A+A^T=I if the value of alpha is

If A= [[cos alpha, -sin alpha],[sin alpha, cos alpha]] , then A + A'= I, the value of a is :

If A=[(cos alpha, -sin alpha),(sin alpha, cos alpha)], and A+A'=I , then the value of alpha is

If A=[(cos alpha, -sin alpha),(sin alpha, cos alpha)], and A+A'=I , then the value of alpha is