(\cos ^4 {\A}- \sin ^4 {\A}) on simplification, gives

CBSE Class 10 Math 2023 All India Set-2 Solved Paper

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Question : 6 of 11

Marks: +1, -0

(cos4A−sin‌4A) on simplification, gives

2sin‌2A−1
2sin‌2A+1
2cos2A+1
2cos2A−1

Solution: 👈: Video Solution

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