AP EAMCET Engineering 25 Apr 2017 Shift 1 Paper

Section: Mathematics

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Question : 64 of 160

Marks: +1, -0

If α,β are the roots of the equation ax2+bx+c=0,then

lim

x→∞

1−cos(ax2+bx+c)

(x−α)2

=

α2(α−β)2
4α2(α−β)2
α2
2
(α−β)2
2α2(α−β)2

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