Answer:
b because it just is
Step-by-step explanation:
Answer:
7.5
Step-by-step explanation:
fourths mean 1/4
We will have to multiply the initial value with the 1/4
30 * 1/4 = 7.5
I'll use subscript notation for brevity, i.e.
.
By the chain rule,



We have

and

When
, we have

and the partial derivatives take on values of

So we end up with

Answer:
40
Step-by-step explanation:
to convert into radian measure, multiply by π/180
40 x π/10