Question 124010
4X^2-8X-2=0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
X=(8+-SQRT[-8^2-4*4*-2])/2*4
X=(8+-SQRT[64+32])/8
X=(8+-SQRT96)/8
X=(8+-9.8 )/8
X=(8+9.8)/8
X=17.8/8
X=2.225 ANSWER.
X=(8-9.8)/8
X=-1.8/8
X=-.225 ANSWER.