Asked by Bob

Find all solutions to the equation with 0 is less then or equal to a is less then or equal to 2pi Give an exact answer if possible, otherwise give value(s) ofa accurate to at least four decimal places.
4tan(a)+5=2
a=
how do i find a
Answered by Steve
you can find a by noting that

tan(a) = -3/4

There will be a solution in QII and QIV
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