Question 131928
7X^2-X-4
-9X^2+10X-8
12X^2+4X-6
----------------------------
10X^2+13X-18
USING THE QUADRATIC EQUATION:{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} WE GET:
X=(-13+-SQR[13^2-4*10*-18])/2*10
X=(-13+-SQRT[169+720])/20
X=(-13+-SQRT889]/20
X=(-13+-29.82)/20
X=(-13+29.82)/20
X=16.82/20
X=.84 ANSWER.
X=(-13-29.82)/20
X=-42.82/20
X=-2.14 ANSWER.