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JEE MATHEMATICS MCQ: FUNCTIONS

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Analyzing +4 | -1

The set

\left\{ {{x^3} - 12x: - 3 \le x \le 3} \right\}

is equal to

View answer and explanation

Correct option: A

\left\{ {x:\; - 16 \le x \le 16} \right\}

Option A is correct because the range of the function

{x^3} - 12x

for

-3 \le x \le 3

is

[-16, 16]

.

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f:(-\infty, 2] \longrightarrow(-\infty, 4]

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