Let P= bmatrix 3 & -1 & -2 2 & 0 & 3 & -5 & 0 bmatrix , where R . Suppose Q=[q_ ij ] is a matrix such that...

Question

Let P= bmatrix 3 & -1 & -2 2 & 0 & 3 & -5 & 0 bmatrix , where R . Suppose Q=[q_ ij ] is a matrix such that PQ=kI, where k R , k 0 and I is the identity matrix of order 3. If q_ 23 =- k 8 and (Q)= k^2 2 , then

Accepted Answer

(B),(C)

JEE Advanced 2016 Mathematics question

Solution

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