Question

Evaluate the following upto '2 places of dec
(b) 6.1215 = 47
(a) 5043.03 = 18​

Answer 1

Let

Then, <br> log x = log

log (0.4573) - 3 log (6.15) <br>

<br>

<br>

<br> = 0.2708 <br>

x = antilog (0.2708) = 1.865. <br> Hence, the value of the given expression is 1.865.

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Answer 2

Answer:

We need to find the square root of 0.602 correct to two places of decimal.

0.602

=0.775=0.78 (upto two decimal places)