Square Root by Prime Factorization
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(i) 1575
(ii) 9075
(iii) 4851
(iv) 3380
(v) 4500
(vi) 7776
(vii) 8820
(viii) 4056
and 24.
- 14
- 12
- 16
- 13
The least number by which 125 must be divided to make it a perfect square is
5
3
15
25
- 3
- 5
- 7
- 2
Find the smallest number by which 9408 must be divided, so that quotient is a perfect square. Find the square root of the quotient?
The least number by which 425 must be multiplied to make it a perfect square is
3
15
17
5
- 0
- 4
- 1
- 2
Find the smallest square number that is divisible by each of the numbers 4, 9 and 10.
Question 98
Solve the following question:
Is 176 a perfect square? If not, find the smallest number by which it should be multiplied to get a perfect square.
Find the smallest positive integer with which one has to multiply each of the following numbers to get a perfect square:
(i) 847; (ii) 450; (iii) 1445; (iv) 1352.
For each of the following numbers, find the smallest whole number by which it should be divided so as to get a perfect square number. Also find the square root of the square number so obtained.
(i) 252 (ii) 2925 (iii) 396 (iv) 2645 (v) 2800 (vi) 1620
(i) 3975
(ii) 2156
(iii) 3332
(iv) 2925
(v) 9075
(vi) 7623
(vii) 3380
(viii) 2475
Find the smallest number by which 180 must be multiplied so that the product is perfect square.
- 4
- 5
- 6
- 7
- 80m
- 44m
- 30m
- 40m
Find the smallest square number that is divisible by each of the numbers 4, 9, and 10.
Find the smallest number by which 243 should be multiplied to get perfect square.
3
4
1
2
What is the least perfect square which leaves the remainder 1 when divided by 7 as well as by 11?
Find the smallest square number that is divisible by each of the numbers 4, 9, and 10.
- 26
- 32
- 22
- 25
- 18
- 16
- 14
- 24
(i) 1 + 3 + 5 + 7 + 9 + 11 + 13 = (.........)2.
(ii)
(iii) The smallest square number exactly divisible by 2, 4, 6 is .........
(iv) A given number is a perfect square having n digits, where n is odd. Then, its square root will have ......... digits.