I need some help simplifying these identities...
#1 5(sec^2x - sin^2xsec^2x)
#2 sin(π/2 - x)(- secx)
and verifying this one...
#1 cscθ/cotθ + tanθ = cosθ
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Hello, adam456006! I need some help simplifying these expressions.
We have: . . . . . . . .
We have: . Verify this identity: .
We have: .
Multiply by . .
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