Question

Is √ 1-cos^2 Θ = -sin Θ true? If so, in which quadrants does angle Θ terminate?

Answer 1

The choices are
False

True; quadrants I & IV

True; quadrants II & III

True; quadrants III & IV

Answer 2

it is true because
sine^ theta = 1 - cos ^2 theta
so in ur eq put sin^2 theta in left hand side
so u will get the answer of +/_ sin theta
so i am guessing 1

Answer 3

the answer is True; quadrants III & IV