Posted by
**Rick** on
.

Prove the identity

sin squared 0 with line/2 = csc zero with line -cot zero with a line /2csc zero with a line

Monday

March 27, 2017
Posted by
**Rick** on
.

Prove the identity

sin squared 0 with line/2 = csc zero with line -cot zero with a line /2csc zero with a line

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