Which value of a will make this true?

-2w = -arctan( w / a) ?

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- Dec 15th 2011, 06:13 PMhashshashin715help with inverse tangent
Which value of a will make this true?

-2w = -arctan( w / a) ? - Dec 15th 2011, 07:00 PMskeeterRe: help with inverse tangent
- Dec 18th 2011, 06:58 AMsbhatnagarRe: help with inverse tangent

The equation is true for .