Find the derivative of f(x) = 4sinxcosx-5sinx. a.) f(x) = -4sinxcosx + 5cosx b.) f'(x)=4cos²x-4sin²x - 5cosx c.) f(x) = -4sinxcosx-5cosx d.) f'(x) = -4cos²x+4sin²x+5cosx

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Find the derivative of f(x) = 4sinxcosx-5sinx.
O
C
a.) f(x) = -4sinxcosx + 5cosx
b.) f'(x) = 4cos²x-4sin²x-5cosx
c.) f(x) = -4sinxcosx-5cosx
d.) f'(x) = -4cos²x+4sin²x +5cosx
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Transcribed Image Text:Find the derivative of f(x) = 4sinxcosx-5sinx. O C a.) f(x) = -4sinxcosx + 5cosx b.) f'(x) = 4cos²x-4sin²x-5cosx c.) f(x) = -4sinxcosx-5cosx d.) f'(x) = -4cos²x+4sin²x +5cosx SUBMIT MY ANSWER 72°F Mostly sunny OL
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