solve

Asked by sonali221994 | 27th Apr, 2010, 08:35: PM

Expert Answer:

(2.164 x 105)1/2

= (21.64 x 104)1/2

= (21.64)1/2 x 102

= 4.6 x 102

since we know 42 = 16 and 52 = 25, hence the squareroot is between 4 and 5; guess and verify

= 460 approximately

regards,

Team,

TopperLearning.

 

 

Answered by  | 27th Apr, 2010, 11:32: PM

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