Please solve this question and tell me and explain also.
ARUN KUMAR , 5 Years ago
Grade 12th pass
10 grade maths> Please solve this question and tell me an...
1 Answers
Arun
Last Activity: 5 Years ago
Dear student
we can write it as
1 – cos4A = (1 – cos2A) (1 + cos2A)
= sin2A (1 + cos2A)
hope it helps
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