Question

Which of the following is equivalent to tanxcotx?
A)cos^2x/ sin^2x
b) 1
C) cos^2x/sin^2x
d) cscx
i got b

Answer 1

@jaquise2013
\[\tan x=\frac{\sin x}{\cos x}\]
\[\cot x=\frac{\cos x}{\sin x}\]

\[\tan x\times \cot x =\frac{\sin x}{\cos x}\times \frac{\cos x}{\sin x}=???\]