AP EAMCET Engineering 22 Apr 2019 Shift 2 Paper

Section: Mathematics

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Question : 26 of 160

Marks: +1, -0

In a triangle ABC, if the angle A = 60°, then

1

a+b

+

1

a+c

=

3(1+b−c)
a+b+c
2
a+b+c
3
a+b+c
a+b+c
3a2

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