We can simplfiy to be 
.
We know that 
is 10 and 
is i, so the answer is 10i, or D.
Answer:
x = 4
Step-by-step explanation:
we know that 72 and (2x + 10) add up to 90
90-72 = 18
(2x + 10) = 18
2x = 8
x = 4
Answer
The answer is in the step by step explanation
Step-by-step explanation:
YOU ARE LAZY TO FIND AN ANSWER ON YOUR OWN SO GET OUT OF HERE CHEATING LIL KID
Easy peasy
just subsitute I(x) for the x in the h(x) so
h(I(s))=-(2s+3)^2-4
distribute and simplify
h(I(s))=-(4s^2+12s+9)-4
h(I(s))=-4s^2-12s-9-4
h(I(s))=-4s^2-12s-13
