Step-by-step explanation:
Given: 
Derivative of a power function
:

Therefore,

Answer:

Step-by-step explanation:


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<h3>Hope it is helpful....</h3>
Answer:
i think c. sorry if its wrong
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
Inverse variation is of the form
xy = k where k is a constant
x=4 and y = 32
4*32 = k
128 = k
xy = 128
Let x = 8
8y = 128
Divide each side by 8
8y/8 = 128/8
y =16
(16x^2+4x-4x-1)-3=15x^2
16x^2-1-3=15x^2
16x^2-4=15x^2
X^2=4
X=+or-2