0
x2+4x+4 = 0
(x+2)(x+2) = 0
x = -2 and also x = -2
When the solutions to a quadratic equation are identical this means that both values are at the turning point or vertex of the parabola just on the x axis.
d>=0,then roots of quadratic equation are real
if D<0,then roots are imaginary
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What are the intercepts of the line 4x plus 3y equals 24?
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4x + 3y = 6y 4x = 3y 4/3 x = y The slope is 4/3 and the y intercept is 0.
How many x intercepts are in y equals 2x2 plus 4x plus 3?
None because the discriminant of this quadratic equation is less than zero.
-y equals 4x plus 1 4x plus y equals 2?
2
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