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uysha [10]
3 years ago
10

Evaluate tan(Sin-1(-5/13)). Answer as a fraction please.

Mathematics
1 answer:
dangina [55]3 years ago
3 0

Using pythagorean identities,tan(sin^-1(-5/13))= tan(arcsin(-5/13))

Let A = arcsin(-5/13) = -arcsin(5/13)

Thus, sin A = -5/13 and cos A = sqrt(1 - (5/13)^2) = 12/13.= tan(A)= sin(A) / cos(A)= -5/13 / (12/13)= -5/12


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