Question

Find all solutions in the interval [0, 2π).

(sin x)(cos x) = 0

Answer 1

Make sin x = 0 and cos x =0.

Answer 2

@mathway can u help me with a prob

Answer 3

okay, then what do i do?

Answer 4

Look at a unit circle and find radians/degrees that has cos x=0 or sin x=0,

Answer 5

Remember that in (x,y), the x is the cosine and y is the sine.

Answer 6

which quadrant do i look in?

Answer 7

All because the interval is [0,2pi).