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Solve task for: tan(x) is cos(x)=(1/4).
If tan(x) is cos(x)=(1/4).
What quadrant is the solution?
asked
Jul 27, 2017
in
Algebra
by
Braiden
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1 Answer
tanx = ±√(sec
^{2}
x-1) = ±√([secx]
^{2}
-1) =±√([4]
^{2}
-1) = ±√(16-1)=±√15
answered
Jul 27, 2017
by
quickwriter
(
2,510
points)
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