🛠️ JEE➗ Maths

Let \(P=\left[\begin{array}{cc}\frac{\sqrt{3}}{2} & \frac{1}{2} \\ -\frac{1}{2} & \frac{\sqrt{3}}{2}\end{array}\…

Q1

Let \(P=\left[\begin{array}{cc}\frac{\sqrt{3}}{2} & \frac{1}{2} \\ -\frac{1}{2} & \frac{\sqrt{3}}{2}\end{array}\right], A=\left[\begin{array}{ll}1 & 1 \\ 0 & 1\end{array}\right]\) and \(Q=P A P^T\). If \(P^T Q^{2007} P=\left[\begin{array}{ll}a & b \\ c & d\end{array}\right]\), then \(2 a+b-3 c-4 d\) equal to

[JEE Main 2023, 8 Apr (Shift 1)]

a

2004

b

2005

c

2007

d

2006

🔒
Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

Practice more JEE Maths PYQs

See every question on Matrices, or browse the full JEE question bank.

See all questions on Matrices →