TS EAMCET 04 May 2019 Shift 1 Solved Paper

Section: Mathematics

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Question : 63 of 160

Marks: +1, -0

If the function f : R → R defines by f (x) = {

a(

1−cos2x

x2

)

for‌x<0

b

for‌x=0

√x

√4+√x−2

for‌x>0

is continuous at x = 0. then a + b =

2
4
6
8

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