Question

@callisto

Answer 1

Hey, ready for App #2?

Answer 2

I think this one is simpler

Answer 3

So I think for this we will use y = a sin(b(x-c)) + d

Answer 4

Sorry, my friend phoned me just now..

Answer 5

Oh its ok:)

Answer 6

Hmmm...I'll not love trigo anymore :(
I think it's quite similar to the previous one
First, you need to find the range -> determine the amplitude

Answer 7

Ok. Im going to try some stuff

Answer 8

When I find the abcd valus, do I find for radians or degrees?

Answer 9

Depends on you :) perhaps radian? just easier for graphing