Function f(x)=x²-9x + 21 Number Type

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 10CT
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Question

Please help I am confused on how to do this!!

Function
f(x) = x² - 9x + 21
f(x) = -x² + 16x - 64
f(x) = -4x² - 10x +84
f(x) = 3x² +24
2
3
:: 1 unique :: 2 unique
$
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1
:: real
Number
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:: non-real complex
&
7
8
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1
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1
Type
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Transcribed Image Text:Function f(x) = x² - 9x + 21 f(x) = -x² + 16x - 64 f(x) = -4x² - 10x +84 f(x) = 3x² +24 2 3 :: 1 unique :: 2 unique $ 4 % 5 I 6 I I I I I 1 :: real Number I I 1 I I I I I :: non-real complex & 7 8 I 1 I 1 1 1 I 1 1 1 Type I I I I 1 1 I I I I I 9 1 2 3 0 Next >
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f(x) = x+ 16x - 64

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