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.
No we donntttt I’m struggling
Answer:
$4
Step-by-step explanation:
16 divide by 4 equals 4
1. Pythagorean Theorem
2. Converse
3. Pythagorean Theorem
4. Pythagorean Theorem