Exam

ISEE Upper Level

Section

Difficulty

Quantitative Reasoning

Comparison of Function Values

Hard Quantitative Comparisons Functions

Consider the function defined by the equation:

$$ f(x) = x^2 - 4x + 5 $$

We want to compare the value of $$ f(1) $$ with the value of $$ f(3) $$.

A

$$ f(1) < f(3) $$

B

$$ f(1) = f(3) $$

C

$$ f(1) > f(3) $$

D

$$ f(1) \text{ is undefined and } f(3) \text{ is valid} $$

Hint

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