SOLUTION: If tan(A) = {{{ 2}}} and A is in Quadrant 1, find tan(2A). A.) {{{ -1/3 }}} B.) {{{ 2/3 }}} C.) {{{ -4/3 }}} D.) {{{ -2/3 }}}

Algebra ->  Finance -> SOLUTION: If tan(A) = {{{ 2}}} and A is in Quadrant 1, find tan(2A). A.) {{{ -1/3 }}} B.) {{{ 2/3 }}} C.) {{{ -4/3 }}} D.) {{{ -2/3 }}}       Log On


   

Question 1065405: If tan(A) = +2 and A is in Quadrant 1, find tan(2A).
A.) +-1%2F3+
B.) +2%2F3+
C.) +-4%2F3+
D.) +-2%2F3+
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
tan 2A=2 tan A/1-tan A ^2=4/-3=-4/3
C.