I think the second i didnt make it on paper but its the one that more convence me
Answer:
don't you have a calculator? just use that
Answer:
and 
Step-by-step explanation:
We have the next set of functions:



We want to know M(T) then:
but we know that
:
and we know that 

Finally using the value of 22º we have

Answer:
B
Step-by-step explanation:
Given
V = 
Substitute the given values for B and h into the formula
V =
=
= 140 in³