   Chapter 8.5, Problem 39E ### Calculus: An Applied Approach (Min...

10th Edition
Ron Larson
ISBN: 9781305860919

#### Solutions

Chapter
Section ### Calculus: An Applied Approach (Min...

10th Edition
Ron Larson
ISBN: 9781305860919
Textbook Problem
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# Evaluating a Definite Integral In Exercises 39-46, evaluate the definite integral. See Example 6. ∫ 0 π / 4 cos 4 x 3 d x

To determine

To calculate: The value of definite integral 0π/4cos4x3dx.

Explanation

Given Information:

The provided integral is 0π/4cos4x3dx.

Formula used:

Write the formula of definite integral of abcosnudu.

abcosnudu=[sinnun]ab

Here, n is the any positive integer.

The provided integral is,

0π/4cos4x3dx

Integrate with the help of cosine integration formula.

0π/4cos4x3dx=[sin4x343]0π/4<

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