Question

b) P(t)=8t^2-4t-4 t=1/2 and -1​

Answer 1

Step-by-step explanation:

P(1/2)=(8×1/2)^2-4(1/2)-4

=4^2-2-4=16-2-4=10.

P(-1)=(8×-1)^2-4×(-1)-4

=64+4-4=64.