Question

(1-tanx)(1-cotx)=2-secxcscx

Answer 1

(1-tanx)(1-cotx)=2-secxcscx

1 - tanx - cotx + 1 = 2 - secxcscx

2 - tanx - cotx = 2 - 1/(sinxcosx)

tanx + cotx = 1/(sinxcosx)

sin^2(x) + cos^2(x) = 1