How would you evaluate S tan 7x sec ³x dx? Choose the correct answer below. OA. Rewrite the power of sec x in terms of tan x. Then use u = tan7x. B. Rewrite the power of tan x in terms of sec x. Then use u = sec ³x. C. Split off tan x sec x, rewrite the remaining even power of tan x in terms of sec x, and use u = secx. OD. Rewrite the even power of tan x in terms of sec x to produce a polynomial in sec x. Then apply reduction formulas. OO

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 14RE
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How would you evaluate
S
tan 7x sec ³x dx?
Choose the correct answer below.
A. Rewrite the power of sec x in terms of tan x. Then use u = tan7x.
O B.
B. Rewrite the power of tan x in terms of sec x. Then use u = sec ³x.
C. Split off tan x sec x, rewrite the remaining even power of tan x in terms of sec x, and use u = sec x.
D. Rewrite the even power of tan x in terms of sec x to produce a polynomial in sec x. Then apply reduction formulas.
Transcribed Image Text:How would you evaluate S tan 7x sec ³x dx? Choose the correct answer below. A. Rewrite the power of sec x in terms of tan x. Then use u = tan7x. O B. B. Rewrite the power of tan x in terms of sec x. Then use u = sec ³x. C. Split off tan x sec x, rewrite the remaining even power of tan x in terms of sec x, and use u = sec x. D. Rewrite the even power of tan x in terms of sec x to produce a polynomial in sec x. Then apply reduction formulas.
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