13-12-2016
Mathematics

contestada

Simplify the expression Sin A(csc A-sinA)

a) 1-cos A
b) sin^A
c) 1
d) 1-sin A
e) cos^2 A

Respuesta :

13-12-2016

sinA(1\sinA-sinA)=
sinA.1\sinA-sinA.sinA=
1-sin²A=
cos²A

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