Practice Questions (with Answers) - Math Plane

cotx tanx sm x smxcosx smx cosx Use subtraction properties sin cos cos sm Sinx 25 - x mathplane.com 3 opposite 5 hypotenuse find the inverse of 3/5 then, remember it's a double angle! cos(2x) — cos x — sin 2 x 7/25 then, find tangent of that angle 25 - x . mathplane.com . ................
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