I got more problems for trig.
Given tanA= 1/2 and tanB=-2, where 180<270<B<360.
find the value of (secA-secB)/(cscA-cscB)
given 3sec2 + 6tan2 = 4 and 90<x<180.
Find the value of sinx+tanx.
given sinx = 2ab/ a2+b2, where a<0<b and x lies in Quadrant III.
Express cosx and tanx in...