If sinθ+sin2θ=1
Then prove that cos^12θ+3cos^10θ+3cos^8θ+cos^6θ=1
If sinθ+sin2θ=1
Then prove that cos^12θ+3cos^10θ+3cos^8θ+cos^6θ=1
pavan kumar PV , 15 Years ago
Grade 11
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