SOLUTION: Verify that the trigonometric equation is an identity. {{{ cot^2x = (csc x

SOLUTION: Verify that the trigonometric equation is an identity. {{{ cot^2x = (csc x - 1)(csc x + 1) }}}

Question 527226: Verify that the trigonometric equation is an identity.
AMP Parsing Error of [ cot^2x = (csc x - 1)(csc x + 1) ]: Invalid function '\x=(cscx-1)(cscx+1)': opening bracket expected at /home/ichudov/project_locations/algebra.com/templates/Algebra/Expression.pm line 70. .
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
cot^2x = (csc x - 1)(csc x + 1)
**
Starting with right side
(csc x - 1)(csc x + 1)
difference of squares
(csc^2x)-1
Identity: cot^2x+1=csc^2x
(csc^2x)-1=cot^2x
verified: right side=left side
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