1 Answer

Ram Narasimhan · Answer 1 · 2020-02-16T12:24:20+0000

Answer:

$b.\:\: y=\sin(x),y=\cos(x)$

Explanation:

The range of the sine and cosine functions is
$-1\le x\le1$ .

This means that the maximum value the basic sine and cone functions is 1 and the minimum value is -1.

This means that the two functions are bounded above and below.

The correct answer is B.

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