MCQ
$\left(1-\sin ^4 \theta\right)=$
- ✓$\cos ^2 \theta\left(1+\sin ^2 \theta\right)$
- B$\cos ^2 \theta\left(1-\sin ^2 \theta\right)$
- C$\cos ^2 \theta\left(1-\cos ^2 \theta\right)$
- D$\sin ^2 \theta\left(1+\sin ^2 \theta\right)$
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