Question 1031213
2y^2+20y+21=0
y=(1/4)(-20+/- sqrt (400-168); sqrt 332=18.22
y=(1/4)(-38.22) and (1/4)(-1.78)
y=-9.56 and y=-0.445
{{{graph(300,200,-10,10,-10,10,2x^2+20x+21)}}}