Is square root 1 minus cosine squared theta = −sin Θ true? If so, in which quadrants does angle Θ terminate?

Question

anonymous · Answer

(1 - cos^2 x) = sin^2 x
Sqr.(1 - cos^2 x) = sin x and (-sinx)
True, since sin x negative, then x terminates in quadrant 3 and 4.

anonymous · Answer

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anonymous · Answer

You a wannabe moderator @dashreeve????

anonymous · Answer

thu1935 was correct!

anonymous · Answer

@dashreeve shut the f* up again please. Thanks