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anonymous
 one year ago
Is square root 1 minus sine squared theta = cos Θ true? If so, in which quadrants does angle Θ terminate?
anonymous
 one year ago
Is square root 1 minus sine squared theta = cos Θ true? If so, in which quadrants does angle Θ terminate?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0lyn can u help me next :3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0False True; quadrants I & IV True; quadrants II & III True; quadrants I & III

LynFran
 one year ago
Best ResponseYou've already chosen the best response.2\[\cos ^{2}\theta+\sin ^{2}\theta=1\]\[\cos ^{2}\theta=1\sin ^{2}\theta \]\[\cos \theta=\sqrt{(1\sin ^{2} \theta)}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0how do i know which quadrant its in?

LynFran
 one year ago
Best ResponseYou've already chosen the best response.2the 1st and last quadrant

LynFran
 one year ago
Best ResponseYou've already chosen the best response.2thats where cos is positive ...

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ohhh ok i see. thanks so so much. hey do you ming helping me with a couple more? you don't have to if you don't want. @LynFran
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