( sin tetha+ cos theta) ^2+ (sin theta- costhera) ^2
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MARK AS BRAINLIEST!!!
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Answer:
2
Step-by-step explanation:
=sin^2 theta+2sin theta cos theta+cos^theta+sin^2 theta-2 sin theta cos theta+cos^2 theta
=(sin^2theta+cos^2 theta)+(sin^2theta+cos^2 theta)
=1+1
=2
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