Answer:
2(1g + 5h)
(2 x g) + (2 x 5h)
4g + 10h
_______
2
I don't know the options so I just did 3 possible ways it could be equal
Answer:
I do 1 option for you as an example, you need to check the leftover by yourself.
Step-by-step explanation:
for d) y(0) = 0 and y'(pi) =0



Replace
we have
if and only if 
Hence the given solution does not work.
then, d is NOT the correct answer.
The answer for this is $43.9425
Given:
<span> x=12, y=8, z=3
4x-yz = 4(12) - (8)(3)
</span>4x-yz = 48 - 24
4x-yz = 24