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प्रश्न
Find the value of:
\[\sqrt{45} \times \sqrt{20}\]
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उत्तर
We have:
`sqrt45xxsqrt20=sqrt(3xx3xx5xx2xx5)`
=`sqrt(3xx3xx2xx2xx5xx5)`
=`30`
संबंधित प्रश्न
What could be the possible ‘one’s’ digit of the square root of the given number?
9801
What could be the possible ‘one’s’ digit of the square root of the given number?
998001
Without doing any calculation, find the number which are surely not perfect squares.
- 153
- 257
- 408
- 441
Find the square root of:
\[2\frac{14}{25}\]
Find the square root of:
\[3\frac{334}{3025}\]
Evaluate `sqrt(25/32 xx 2 13/18 xx 0.25)`
Find the square root of: 15129
Give reason to show that none of the numbers, given below, is a perfect square.
(i) 2162
(ii) 6843
(iii) 9637
(iv) 6598
State, whether the square of the following number is even or odd?
54
State, whether the square of the following number is even or odd?
75
