Mathematics, 15.04.2021 19:50 oscarmendoza2107
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Given f(x)=sin x and g(x)=cos x, show that f(g(pi/2))=0. Show all your steps.
Answers: 2
Mathematics, 21.06.2019 20:00, whosdarrin9396
If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).
Answers: 3
Mathematics, 21.06.2019 23:00, serenityburke
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
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