Tutorial Exercise Evaluate the integral. Step 1 [₁ 10 sin²(x) cos³(x) dx Since [10 10 sin²(x) cos³(x) dx has an odd power of of cos(x), we will convert all but one power to sines. We know that cos²(x) = - sin²(x).
Tutorial Exercise Evaluate the integral. Step 1 [₁ 10 sin²(x) cos³(x) dx Since [10 10 sin²(x) cos³(x) dx has an odd power of of cos(x), we will convert all but one power to sines. We know that cos²(x) = - sin²(x).
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 41E
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Question
![Tutorial Exercise
Evaluate the integral.
Step 1
Since
/10
10 sin²(x) cos³(x) dx
10
10 sin²(x) cos³(x) dx has an odd power of of cos(x), we will convert all but one power to sines.
We know that
cos²(x) =
- sin²(x).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F37c407f4-5be5-4e70-b81d-676b039d3ff5%2F760247b5-b701-486c-8c70-3aa1860d5b84%2Fu8djy4l_processed.png&w=3840&q=75)
Transcribed Image Text:Tutorial Exercise
Evaluate the integral.
Step 1
Since
/10
10 sin²(x) cos³(x) dx
10
10 sin²(x) cos³(x) dx has an odd power of of cos(x), we will convert all but one power to sines.
We know that
cos²(x) =
- sin²(x).
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Follow-up Questions
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Follow-up Question
![Step 2
Making this substitution using
J
gives us
10 sin²(x) cos³(x) dx
10
10 sin²(x) (1 - sin²(x)) cos(x) dx = = [ 10 sin²(x) cos(x)
-/(10 sin²(x)
dx -
) dx.](https://content.bartleby.com/qna-images/question/37c407f4-5be5-4e70-b81d-676b039d3ff5/d1b92f16-b6b9-45c0-90c1-0f33c70994e5/pnxq8sc_thumbnail.png)
Transcribed Image Text:Step 2
Making this substitution using
J
gives us
10 sin²(x) cos³(x) dx
10
10 sin²(x) (1 - sin²(x)) cos(x) dx = = [ 10 sin²(x) cos(x)
-/(10 sin²(x)
dx -
) dx.
Solution
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