SOLUTION: Given sec theta= 3, use the trigonometric identities to find the exact value of sin^2 theta.
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Question 755764: Given sec theta= 3, use the trigonometric identities to find the exact value of sin^2 theta.
Thank you for helping! Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! Given sec theta= 3, use the trigonometric identities to find the exact value of sin^2 theta.
secx=3
cosx=1/3
Identity: sin^2x+cos^2x=1
sin^2x=1-cos^2x
=1-(1/3)^2
=1-1/9
=8/9
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