Question 351365
2y^2-15y+12
Use the formula below.
{{{y = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
y=(15+-sqrt[-15^2-4*2*12])/2*2
y=(14+-sqrt[225-96])/4
y=(15+-sqrt129)/4
y=(15+-11.3578)/4
y=(15+11.3578)/4
y=26.3578/4
y=6.589 ans.
y=(15-11.3578)/4
y=3.64/4
y=.91 ans.