JEE Mains Model Paper 19

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Question : 60 of 90

Marks: +1, -0

→

a

=

^

i

−

^

j

+

^

k

and

→

b

= 2

^

i

+4

^

j

+3

^

k

are one of the sides and medians respectively, of a triangle throughthe same vertex, then area of the triangle is

1
2
√83
√83
1
2
√85
√86

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