Graph of y = ax^2 + bx + c = 0 is g...
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Graph of y = ax^2 + bx + c = 0 is given adjacently. What conclusions can be drawn from this graph-  

(A) a > 0  

(B) b< 0

(C) c< 0  

(D) b^2 - 4ac > 0

JEE/Engineering Exams
Maths
Solution
300
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Graph of y = ax^2 + bx + c = 0 is given adjacently. What conclusions can be drawn from this graph-
Fullscreen

All options are connect (a)   a>0 ( upward opening parabola)  (b) b<0 vertex of  parabola is in 4th  quadrant   -b2a>0 -b  >0b<0  (c) c<o   at x=0 y intercept is - ve  (d) D>0   since there are 2 real distinct since groots

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