Aerospace Engineering > GATE 2015 > Calculus
For a parabola defined by y=ax2+bx+c. a≠0, the coordinates (x, y) of the extremum are
A
(-b/2a+√(b2-4ac)/2a,0)
B
(-b/2a,-b2+4ac/2a)
C
(-b/2a,-b2+4ac/4a)
D
(0, c)

Correct : c

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