(1+\tan ^{2} \theta)(1-\sin \theta)(1+\sin \theta)=?

Correct Answer is : sin2θ + cos2θ

TN TET 2 Maths 10ஆம் வகுப்பு Set 2

Question : 70 of 78

Marks: +1, -0

(1+\tan ^{2} θ)(1-\sin θ)(1+\sin θ)=?

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