Thursday

July 24, 2014

July 24, 2014

Posted by **shirley** on Saturday, August 27, 2011 at 5:49pm.

- algebra -
**Damon**, Saturday, August 27, 2011 at 7:13pm2 x^2 - 3 x - 2 = 0

x = [ 3 +/- sqrt (9 + 16) ]/ 4

x = [ 3 +/- sqrt(25) ]/ 4

= [3+5]/4

or

= [3-5]/4

= 2 or -1/2

check:

------------

(x-2)(2x + 1) = 2 x^2 -3x - 2 yes

**Related Questions**

Math - Use the quadratic formula to solve each of the following quadratic ...

college Algebra - 1) Solve the following by factoring: a) Answer: Show your work...

college algebra - What is the answers and break down of them, Typing hint: Type ...

algebra II - I'm quite clueless as to how to solve this. I know the quadratic ...

math - (4.35E-2 - x)(7.56E-2 -x ) ============================ (0.324 + 2x)2 ...

Algebra - Explain how to solve a quadratic equation using the quadratic formula.

algebra - Solve this quadratic equation using the quadratic formula. x^2 + 8x - ...

algebra - which quadratic formula would be used to solve the following quadratic...

Algebra - I was given this answers to a problems I solved but I do not ...

Algebra - I was given this answers to a problems I solved but I do not ...