Given A+B+C=90

Prove that cotA+cotB+cotC=(cotA)(cotB)(cotC)

Thanks!(Bow)

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- May 29th 2010, 05:35 AMcyt91Prove The Equation
Given A+B+C=90

Prove that cotA+cotB+cotC=(cotA)(cotB)(cotC)

Thanks!(Bow) - May 29th 2010, 05:58 AMGrandad
- May 29th 2010, 06:13 AMSoroban
Hello, cyt91!

Another approach . . .

Quote:

Given: .

Prove that: .

Also note that: .

We have: - - .

Then: . . .

. . . . . .

. .

. .

Nice explanation, Grandad!

. - May 29th 2010, 06:57 PMcyt91
Thanks a lot. You guys have been helpful. Keep up the good work!(Rofl)