Posted by **Nina** on Friday, August 14, 2009 at 9:18pm.

Solve the following equation for x, where 0 </ x 2(pi).

tan^2x=1

- Mathematics -
**maria**, Friday, August 14, 2009 at 9:19pm
Convert --→ 4.2 g = ______ kg.

- Mathematics -
**Nina**, Friday, August 14, 2009 at 9:19pm
Umm...what?

- Mathematics -
**MathMate**, Friday, August 14, 2009 at 9:49pm
Solve the following equation for x, where 0 ≤ x < π

tan²x=1

Between 0 and π, tan π/4=1,

so what is x?

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