Question

If tan x = 3 cot x then x = ? (a) 45 (b) 60 (c) 30 (d) 15

Answer 1

tan x=cot x(given)
tan(90-A)=cot A
therefore. tan(90-x)=cot x
90-x=cot/cot. x
90=2x
x=90/2
x=45