- #1
noob^n
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Homework Statement
Express tan(2x) in terms of sin(x) alone.
assuming: pi < x < 3pi/2
Homework Equations
Trig identities
The Attempt at a Solution
sin2x/cos2x
switched for double angle equations;
(2sinx*cosx)/((cosx)^2 - (sinx)^2)
then wherever i go with it, it leads nowhere.