Question

Find the amplitude y = 3 sin 1/4 x.

What's the formula how do I solve this?

Answer 1

from the form
\[y=a \sin bx\]
where "a" is your amplitude.

Answer 2

therefore, your amplitude is "3".
:)

Answer 3

thank you so much!

Answer 4

no problem.
"enjoy learning."
:)