Solve the matrix, then find 2PQ.

If P = ,Q =
Find 2PQ

Solution:

Given A = , evaluate A² – 4A

Solution:

More Solutions:

• Solve the matrix, then find 2B – A².
• Find the matrix C(B – A).
• Slove the matrix, then find A² + AC – 5B.
• Show that 6X – X² = 9I Where I is the unit matrix.
• Find the matrix X of order 2 × 2 which satisfies the equation.
• Solve the matrix, Find the value of x.