Precalculus question. Please help me and thank you .

Question

asked Aug 28, 2019 206k views

1 Answer

Bart Kiers · Answer 1 · 2019-09-01T10:59:40+0000

We know,

sin(x) and cos(x) have minimum value equal to -1 and maximum value is 1.

Maximum value of sin(x) is 1

So we replace sin by 1 in our given equation

$y=-2+5sin((\pi )/(12)(x-2))$

When we replace sin by 1 we will get

y=-2+5(1))

y= -2+5 = 3

So maximum value is 3