SOLUTION: Cos theta -1=0 find all solutions in the interval [0, 2pi)

Question 1062589: Cos theta -1=0 find all solutions in the interval [0, 2pi)
Found 2 solutions by josmiceli, ikleyn:
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!

This reads " the angle whose cosine = 0 is theta "
The solutions in the interval [0, 2*pi ] are:

Answer by ikleyn(52776)   (Show Source): You can put this solution on YOUR website!
.
Cos theta -1=0 find all solutions in the interval [0, 2pi)
~~~~~~~~~~~~~~~~~~~~~~~~`

Cos(theta) - 1 = 0   <----->   cos(theta) = 1   <----->   theta= in this interval.

Answer. theta = 0 is the only solution in the given interval.

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