If tan theta=(1)/(2)" and "tan phi=(1)/(3)" then "theta+phi=

If tan theta=(5)/(6) and tan phi=(1)/(11) , then theta+phi =______

If tan theta=(1)/(2) and tan phi=(1)/(3), then the value of theta+phi is

If tan theta = (1)/(2) and tan phi = (1)/(3) , then tan(2 theta + phi) is equal to

If tan theta = (1)/(2) and tan phi = (1)/(3) , then the value of theta + phi is

If tan theta=1/2 and tan phi=1/3, then tan(2 theta+phi)

If tan theta=1/2 and tan phi=1/3 , then the value of (theta + phi) is :

If tan theta = 1 and sin phi = (1)/(sqrt(2)), and theta, phi in[0,pi/2] , then the value of cos (theta + phi) is