Question

Pls help me with the problem i Don't get it

Answer 1

2csc2x

Explanation:

cotx=cosx/sinx

tanx=sinx/cosx

using trig identities:

cotx+tanx = (cos^2x+sin^2x)/(sinxcosx)

= 1/(sinxcosx)

=2/(2sinxcosx)

=2/sin2x

=2csc2x