Question

For what x-value(s) does sin(x) = 1?

-90°

270°

all of the above

none of the above

Answer 1

@cuanchi @mhchen @3mar

Answer 2

What is your answer?
How did you do it?

Answer 3

I did not do it yet, because idk how to.
Explanation?

Answer 4

Try this.

Answer 5

ok

Answer 6

I will be back. 10 min

Answer 7

okay

Answer 8

Is the answer option B(270°)?

Answer 9

@cuanchi

Answer 10

Actually the answer is D, none of the above.

Answer 11

sin 90 =1
cos 0 =1
tan 45 =1

Answer 12

thanks.