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October 21, 2014

October 21, 2014

Posted by **11th grade** on Tuesday, March 27, 2012 at 10:32pm.

Solve by using quadratic formula.

- math help!! -
**Reiny**, Tuesday, March 27, 2012 at 11:15pmI am sure you meant to say

1/(x+2) + 1/(x+4) = 1

multiply by (x+2)(x+4)

x+4 + x+2 = x^2 + 6x + 8

x^2 + 4x + 2 = 0

x = (-4 ± √8)/2

= (-4 ± 2√2)/2

= -2 ± √2

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