10 Describe a first step in integrating dx. x² -4x-9

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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For number 5 , the problem is the picture on the screen. When I try to complete the square here I get (x-2)^2-13.   Why is it (x-2)^2+1 in the answer key?

dx.
x²-4x-9
5. Describe a first step in integrating
10
Transcribed Image Text:dx. x²-4x-9 5. Describe a first step in integrating 10
x +
Question: Describefirststep in evaluating
8.1.5 Complete the square in the denominator to get
10
dx.
(x-2)2+1
8.1.6
half
Transcribed Image Text:x + Question: Describefirststep in evaluating 8.1.5 Complete the square in the denominator to get 10 dx. (x-2)2+1 8.1.6 half
Expert Solution
Step 1

This problem is related to the integration. By looking into this problem we can see first of all we will have to simplify the denominator.

We will use the square rule for doing the same.

(a+b)^2 = a^2 + 2ab +b^2

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