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OpenStudy (anonymous):
3(sinx-cosx) ^4 + 6(sinx+cosx)^2+ 4(sin^6x+cos^6) =13
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OpenStudy (anonymous):
Prove the above equation..... I have no clue..... Can you hint me on how to start.
OpenStudy (mathmate):
Can you please check your post for typos?
OpenStudy (anonymous):
OpenStudy (anonymous):
OpenStudy (anonymous):
let me know if you don't understand a step
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