If the vertex of the parabola \[y={{x}^{2}}-8x+c\] lies on x-axis, then the value of c is

If the vertex of the parabola \[y={{x}^{2}}-8x+c\] lies on x-axis, the

1.	If the vertex of the parabola \[y={{x}^{2}}-8x+c\] lies on x-axis, then the value of c is
A.	-16
B.	-4
C.	4
D.	16
Answer» E.

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If the vertex of the parabola \[y={{x}^{2}}-8x+c\] lies on x-axis, then the value of c is

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