Algebramedium · Past Paper

If P(x) = 2x - 3, what is P(x) + P(-x)?

A-6
B4x
C0
D2x - 6

✓ Correct Answer: A-6

P(x) + P(-x) = (2x - 3) + (-2x - 3) = -6.

Share this question

More from Algebra