Elisa F.

asked • 04/20/18

Which equation is a trigonometric identity?

A. Tan (theta)=sin (theta) sec (theta)
 
B. sec^2 (theta)-csc^2 (theta)=1
 
C. tan(x)sin(x)=cos(x)
 
D. tan^2 (theta)=sec^2 (theta)+1

1 Expert Answer

By:

Oscar A. answered • 04/22/18

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