Question 841866
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Hi,
2x2 + 10x = -7
2x2 + 10x + 7 = 0    |Form:  a^2 + bx + c = 0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
{{{x = (-10 +- sqrt( 100-56 ))/(4) }}}
{{{x = (-10 +- sqrt( 44 ))/(4) }}}
{{{x = (-10 +- 2sqrt( 11 ))/(4) }}}
 -0.8416876048223, -4.1583123951777