How do I find the range of the function. $y = 2 + sin x$ $y=2+sinx$ ?

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Answer 1 · 2014-09-28T23:37:01

We know

$- 1 \leq sin x \leq 1$ $-1 le sinx le 1$ .

By adding 2 to everyone,

$1 \leq 2 + sin x \leq 3$ $1 le 2+sinx le 3$ .

Hence, the range is $[1, 3]$ $[1,3]$ .

How do I find the range of the function. y=2+sinxy=2+sinx?