Question

No of digit in square root of 1512900

Answer 1

$\bf \red{\sqrt{1512900} = 1230}$

Number of digits are 4.

Given:

• A number; 1512900.

To find:

• Number of digits in square root of 1512900.

Solution:

Concept to be used:

• Take square root of number by long division method.
• Count number of digits of the answer.

Step 1:

Find square root of number.

Make pair of 2-2 digits from right to left.

$\underline1 \: \: \underline{51} \: \: \underline{29} \: \:\underline{00}$

Start calculating square root.

$\: \: \: \: \: \: 1 |12 \: \: 51 \: \: 29 \: \: 00| 1230 \\ + 1 |1 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ - - - - - - \\ \: \: \: 22 |51| \\ + 2 |44 \\ - - - - - - \\ 243 |729| \\ + 3 |729 \\ - - - - - \\ 2460 |00| \\ \: \: \: \: \: \: \: 0|00| \\ - - - - - \\ \: \: \: 0 \\ - - - - -$

Thus,

Square root of 1512900 is 1230.

Step 2:

Count the digits.

Square root of 1512900 is 1230.

Thus,

Number of digits are 4.

Learn more:

1) find the square root of 4.6225 by long division method

https://brainly.in/question/10946538

2) square root of 36.4816 by long division method.

https://brainly.in/question/22219833

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