math
posted by George .
1. (sec^2x6tanx+7/sec^2x5)=(tanx4/tanx+2)
2. (sin^3A+cos^3A/sinA+cosA)=1sinAcosA
3. csc^6xcot^6x+1+3csc^2xcot^2x
please help

Did you leave out an = sign in #3 ?
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