Answer: A
Step-by-step explanation:
Power rule: derivative of x^(something) is (something)* x (something -1). Rewrite the second term as x^(-7) and it all becomes -3x^(-3-1) + (-7)x^(-7-1). Rest is just writing it in a "nicer" form
Answer:
The first one, "A survey..."
Hope this helps!
Answer: 3 ¾
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3 (7+m)
