f(x² - 8x +21)²

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.4: Real Zeros Of Polynomials
Problem 47E
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Using trigonometric substitution to evaluate: The first thing we'll need to do
here is complete the square on the polynomial to get this into a form we can
use a trig substitution on.
√(x²
f(x² - 8x +21)
2(x-1)^2-9
3-2(x + 1)^2
(x-4)^2 + 5
None of the choices
Transcribed Image Text:Using trigonometric substitution to evaluate: The first thing we'll need to do here is complete the square on the polynomial to get this into a form we can use a trig substitution on. √(x² f(x² - 8x +21) 2(x-1)^2-9 3-2(x + 1)^2 (x-4)^2 + 5 None of the choices
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