LIC AAO Model Paper 4

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Question : 31 of 160

Marks: +1, -0

[

(3024/189)^{1/2}

+

(684/19)^2

] =

?^2

+ 459

-27
-29
31
841
1089

Solution:

⇒

(16)^{1/2}

+

(36)^{2}

=

?^2

+ 459
⇒ 4 + 1296 =

?^2

+ 459
⇒

?^2

= 1300 - 459 = 841
⇒ ? =

√{841}

= ± 29

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