TRUE OR FALSE?If A, B, C, and D are noninvertible 2 x 2 matrices, then the matrices AB, AC, and AD must be linearly dependent.

L3 - 11 Now You Try It (NYTI): x − cosx 1. Is f(x)= even, odd, or neither Verify your answer. x 3 2 3π 3π 2. Suppose that sinα = − 5,t β = − , 3