Quadratic function graph

Y = x² + 4x-2
Quadratic functions
Calculate and graph.

Final Answer:

x1 =  0.4495
x2 =  -4.4495
Vx =  -2
Vy =  -6

Step-by-step explanation:

x2+4x2=0  x2+4x2=0  a=1;b=4;c=2 D=b24ac=4241(2)=24 D>0  x1,2=2ab±D=24±24=24±26 x1,2=2±2.44949 x1=0.449489743 x1=x2=4.449489743=0.4495

Our quadratic equation calculator calculates it.

a=1 b=4 c=2 Vx=2 ab=2 14=2
Vy=4 ab2+c=4 142+(2)=6



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