Tan69 + tan66/1-tan69tan66=-1

1.	Tan69 + tan66/1-tan69tan66=-1
Answer» Solved :-Tan(69+66)=Tan135 =-1<br>Bhai tera question wrong hai(Tan69+Tan66)/(1-Tan69*Tan66) = -1<br>Tan69 +tan66/1-tan69tan66 = tan (69+66) =tan135 =tan(90+45)= -tan45=-(1)=-1

Discussion