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CAT 2021 Functions — Previous Year Question

Year

CAT 2021

Section

Quantitative

Topic

Functions

Difficulty

Medium

Question

Slot-1

f(x) = x2+2x15x27x18\frac{x^{2}+2 x-15}{x^{2}-7 x-18} is negative if and only if

-5 < x < -2 or 3 < x < 9

-2 < x < 3 or x > 9

x < -5 or 3 < x < 9

x < -5 or -2 < x < 3

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