Question

If tan theta =1, then what about cos theta and sin theta

Answer 1

here is your answer......

Answer 2

tan t=1
tan^2t+sec^2t=0
sec^2t=-1
sec t=1

cos t
= 1/sec t
=1/1
= 1

sin^2t+cos^2t=0
sin^2=-1
sin t=1