SOLUTION: i need help solving this problem: x^2+3/4x=1/2

Algebra ->  Test -> SOLUTION: i need help solving this problem: x^2+3/4x=1/2       Log On


   

Question 674462: i need help solving this problem: x^2+3/4x=1/2
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+3/4x=1/2
-----
x^2 + (3/4)x - (1/2) = 0
---
Use the Quadratic Formula:
x = [-(3/4) +-sqrt[(9/16)-4(-1/2)]/2
-----
x = [-3/4 +- sqrt(41/16)]/2
------
x = [-3/4 +-(1/4)sqrt(41)]/2
---
x = [-3/8 +- (1/8)sqrt(41]
-----------------------------
Cheers,
Stan H.