Mark M. answered 09/07/18
Tutor
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Retired Math prof with teaching and tutoring experience in trig.
y = tanx is periodic with period π
So, if tanx = -0.5, then tan(x + π) = tanx = -0.5
Hailey M.
asked 09/07/18Mark M. answered 09/07/18
Retired Math prof with teaching and tutoring experience in trig.
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