Answer:
18
Step-by-step explanation:
13.5 / 3 = 4.5
so 4 x 4.5 = 16 + 2 = 18
Recall your double-angle identities
I think it’s b cause if u do that or that u get that
Answer:
36
Step-by-step explanation:
f(x)=x^2
f(-6)=-6^2
negative number raised to even number gives positive result
=36
Answer:
(-6,-12)
Step-by-step explanation: