How many solutions does the equation `5 tan^-1 x+3 cot^-1 x=2pi` have ?

How many solutions does the equation 5 tan ^(-1)x+3cot^(-1)x=2 pi have ?

How many solutions does the equation sec x-1=(sqrt(2)-1) tan x have in the interval (0,6 pi]?(A)6(B)5(C)10(D)9

solve the equation cot^-1 x + tan^-1 3 = pi/2

solve the equation cot^-1 x + tan^-1 3 = pi/2

The equation tan^(-1)x+2cot^(-1)x=(2)/(3)pi has

Solve: 5tan^(-1)x+3cot^(-1)x=2pi

Solve: 5tan^(-1)x+3cot^(-1)x=2pi

How many solutions does the pair of equations x+y=1 and x+y=-5 have ?

How many solution does the pair of equations x + y = 1 and x + y= -5 have?