Is f(x) = x^2 + 1 a standard form or a vertex form or BOTH? OR is it a factored form? (I'm confused because it has 2 terms, not 3 terms.) Is f(x) = 3x^2 - x + 2x - 9 a standard form or none of the above? (I'm confused because it has more than 3 terms.)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.5: Rational Functions
Problem 7E
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Is f(x) = x^2 + 1 a standard form or a vertex form or BOTH? OR is it a factored form? (I'm confused because it has 2 terms, not 3 terms.)

Is f(x) = 3x^2 - x + 2x - 9 a standard form or none of the above? (I'm confused because it has more than 3 terms.)

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