Question

Can someone check my work?

1. Find the period for f(x) = -7sin5x
Answer: 2pi/5?

Answer 1

\[\huge\rm y=a \sin(bx-c)\]
where \[\left| a \right|\] = amplitude
to find period use the formula \[\huge\rm \frac{ 2\pi }{ b }\]

Answer 2

So then my answer is correct?

Answer 3

opps didn't see the answer
yes looks correct

Answer 4

Thank you!

Answer 5

yw \o^_^o/

Answer 6

Are you really good with trigonometry? I may need some help with some more questions of this type.

Answer 7

not sure depends on the question
i'm not good 't graphing sin,tancos functions sorry

Answer 8

Aw, okay. Well I'll post another question and tag you in it. :)