Question

HOMEWORK HELP!

model this sine function into a cosine function.

sine function: 67.5sin12(x-7.5)+67.5​

Answer 1

that is by graph and solving steps

Explanation:

hope it helps

Answer 2

67.5sin12(x - 7.5) + 67.5

= 67.5[sin 12(x - 7.5) + 1]

= 67.5[sin(12x - 90) + 1]

= 67.5[ sin(12x)cos90 - cos(12x)sin90 + 1]

= 67.5[ -cos12x + 1]

= 67.5 - 67.5cos12x

Explanation: