RRB NTPC 29 April 2016 Paper

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Question : 30 of 100

Marks: +1, -0

If

√5

= 2.236; then

√5 /√2

is :

1.581
1.851
2.236
1.782

Solution:

(1)

√5

= 2.236

{ √{ 5 } }/ {√ { 2 } } = { √ { 5 } } /{ \√ { 2 } } \× { √ { 2 } } /{ \√ { 2 } }

= { 2.236 × 1.414 } { 2 } = { 3.161704 }/ { 2 }

= 1.5801 approx.

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