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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