Limits, Continuity and Differentiability Part 1

Section: Mathematics

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Question : 85 of 100

Marks: +1, -0

Let α and β be the distinct roots of ax2+bx+c=0, then

lim

x→α

‌

1−cos(ax2+bx+c)

(x−α)2

is equal to

[AIEEE 2005]

‌
a2(α−β)2
2
0
−‌
a2(α−β)2
2
‌
(α−β)2
2

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