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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Earn +20 ptsQ: Explain why x2 plus 4x plus 4 equals 0 has 2 x intercepts?
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What are the intercepts of the line 4x plus 3y equals 24?
(6, 0) and (0, 8)
What are the intercepts of the equation 4x plus 6y plus 2z equals 12?
x=3 y=2 z=6
What is intercepts of 4x plus 3y equals 6y?
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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