If tanx =1/2 and tany= 1/3 find x+y Share with your friends Share 5 Saumya answered this tan(X+Y)= tanX+tanY/1-tanXtanY 1/2+1/3/1-1/2.1/3=1 10 View Full Answer Vidya answered this tanx=1/2,tany=1/3 so to find tan(x+y) we would use the formula tanx+tany/1-tanxtany by putting the given value 1/2+1/3/1-1/2x1/3 so by lcm we get 3+2\6 numerator ....1 denominator 6-1\6 ......2 by solving 1 and 2 we get 5/5=1 so the answer is 1 4 Vardhan answered this This is answer 1 Sunny answered this Place a call to -2