Limits, Continuity and Differentiability Part 2

Section: Mathematics

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Question : 52 of 100

Marks: +1, -0

If α=

lim

x→

π

4

tan3x−tan‌x

cos(x+

π

4

)

andβ=

lim

x→0

(cos‌x)cot‌x are the roots of the equation, ax2+bx−4=0, then the ordered pair (a, b) is

[31 Aug 2021 Shift 2]

(1,−3)
(−1,3)
(−1,−3)
(1,3)

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