Search any question & find its solution
Question:
Answered & Verified by Expert
$1-2 \sin ^2\left(\frac{\pi}{4}+\theta\right)=$
Options:
Solution:
1010 Upvotes
Verified Answer
The correct answer is:
$-\sin 2 \theta$
$1-2 \sin ^2\left(\frac{\pi}{4}+\theta\right)=\cos \left(\frac{\pi}{2}+2 \theta\right)=-\sin 2 \theta$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.