Question

Verify that cos x + pi/2 = - sin x

and

cotangent of x to the second power divided by quantity cosecant of x plus one equals quantity one minus sine of x divided by sine of x

Answer 1

i figured out the answer for the first one, just need the second now.

Answer 2

kk

Answer 3

Hi, Tom,
What's your goal? Need to prove an identity? Need to solve for an unknown (such as x)?

Answer 4

ok, i'll draw it out, all done