Verify the identity algebraically. Use a graphing utility to check your result graphically. 4 cote 4 csc 0 + 4
CSC 0 - 1 coto
Multiply the numerator and denominator by a common expression, and then use a Pythagorean Identity to simplify
4 cote 4 cote
CSC 0 + 1
CSC 0 - 1 CSC 0 - 1 1
x
(4 cot 0)(CSC 0 + 1)
(4 cot 0)(CSC 0 + 1)
II
=
cote