[Video Solution] Let P=\left[\beginarraycc\frac√32 & 1/2 \\ -1/2 & \frac√32\endarray\right], A... | ASPIRE STUDY

Let P=\left[\beginarraycc\frac√32 & 1/2 \\ -1/2 & \frac√32\endarray\right], A=\left[\beginarrayll1 & 1 \\ 0 & 1\endarray\right] and Q=P A P^T. If P^T Q^2007 P=\left[\beginarraylla & b \\ c & d\endarray\right], then 2 a+b-3 c-4 d equal to : | Watch the step-by-step video solution for this NIMCET PYQ.