Question

LEGIT THO I NEED HELP

Which of the following are equivalent to the function equal to y= -3 sin x+2 ? Check all that apply.
a. -3 sin x-2
b. 3 sin (-x)+2
c. -3 cos (x-pi/2)+2
d. 3 cos (x+pi/2)-2

Answer 1

@Directrix @KendrickLamar2014 @Luigi0210 @Mehek14 @mathmale

Answer 2

sin -x = -sin x
Can you do it now?

Answer 3

@FaiqRaees So one of the answers would be B. then, right? What about the cosine that is equivalent to that?

Answer 4

-sin x = cos (x +pi/2)

Answer 5

Can you figure it out?

Answer 6

@FaiqRaees Would the answers be B. and C.?

Answer 7

Yes

Answer 8

Btw the easy way was to just look at the y-intercepts in the equation

Answer 9

Thanks, I appreciate it (: