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...
Related questions
Question
![Let \( f(x) = -2 \cos x + 7 \tan x \)
The derivative is given by:
\[
f'(x) = 2 \sin(x) + 7 \sec^2(x)
\]
Next, evaluate the derivative at \( x = \frac{5\pi}{6} \):
\[
f'\left( \frac{5\pi}{6} \right) =
\]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6bcd37a4-c8e2-4f55-9647-5bd55a68f1a0%2Fadbcab5d-6ea4-4e7d-adc4-821f1908565e%2Fv6g7lae_processed.png&w=3840&q=75)
Transcribed Image Text:Let \( f(x) = -2 \cos x + 7 \tan x \)
The derivative is given by:
\[
f'(x) = 2 \sin(x) + 7 \sec^2(x)
\]
Next, evaluate the derivative at \( x = \frac{5\pi}{6} \):
\[
f'\left( \frac{5\pi}{6} \right) =
\]
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