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The quadratic function f(x)=2x²-20x+65 is defined in the domain 0≤x≤5. The formula off can also obtain the form f(x)=2(x-5)² +15. Its graph is shown below. 50+ (a) Write down the range of f. (b) Find ¹(x) and state its domain.

The quadratic function f(x)=2x²-20x+65 is defined in the domain 0≤x≤5. The formula off can also obtain the form f(x)=2(x-5)² +15. Its graph is shown below. 50+ (a) Write down the range of f. (b) Find ¹(x) and state its domain.

College Algebra
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
Section3.1: Quadratic Functions And Models
Problem 1E: To put the quadratic function f(x)=ax2+bx+c in standard form, we complete the ________________.
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The quadratic function f(x)=2x²-20x+65 is defined in the domain 0≤x≤5. The formula of ƒ can also obtain the form f(x)=2(x-5)² +15. Its graph is shown below. (a) Write down the range of f. (b) Find ¹(x) and state its domain. 50+
Transcribed Image Text:The quadratic function f(x)=2x²-20x+65 is defined in the domain 0≤x≤5. The formula of ƒ can also obtain the form f(x)=2(x-5)² +15. Its graph is shown below. (a) Write down the range of f. (b) Find ¹(x) and state its domain. 50+
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