SOLUTION: Solve using the quadratic formula 2x squared -3x -5=0

Algebra.Com
Question 957431: Solve using the quadratic formula
2x squared -3x -5=0

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Solve using the quadratic formula
2x squared -3x -5=0
--------------
2x^2 - 3x - 5 = 0
-----
x = [-b +-sqrt(b^2-4ac)]/(2a)
-----
x = [3 +- sqrt(9-4*2*-5)]/(4)
-----
x = [3 +- sqrt(49)]/4
-----
x = [3+7]/4 = 5/2
OR
x = [3-7]/4 = -1
------------
Cheers,
Stan H.
=============

RELATED QUESTIONS

Solve using the quadratic formula 3x squared - 2x + 1 =... (answered by bucky)
Solve using the quadratic formula. 2x(squared) - 9 - 6x =... (answered by solver91311)
Solve using the quadratic formula. x(squared) + 2x - 3 =... (answered by solver91311)
Use the quadratic formula to solve 2x squared - 5x = 3 3x squared - 2x + 1 = 0 (answered by jaymore)
Use the quadratic formula to solve 2x squared - 5x = 3 3x squared - 2x + 1 = 0 (answered by MathmaticsMaster)
solve using the quadratic formula... (answered by Edwin McCravy)
Please solve the following equations using the quadratic formula. 4x squared +3x=5 (answered by ewatrrr)
solve: x squared - 4x - 13 = 0 using the quadratic... (answered by checkley77)
Solve using the quadratic formula. x(squared) - 16x - 57 =... (answered by solver91311)