Mathematics, 04.07.2019 06:30 swagluxry
Prove that 4(sin^4x + cos^4x)=cos4x+3 and therefore solve sin^4 + cos^4x=0.5 for 0
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Prove that 4(sin^4x + cos^4x)=cos4x+3 and therefore solve sin^4 + cos^4x=0.5 for 0...
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