Question

(i) 4900
(i) 2352
1. Which of the following are perfect square by using the prime factorisation :
(ii) 11664 (iii) 9408
(iv) 1764
2. By which least number should we multiply each of the following to make it a
perfect square :
(ii) 1800
(iii) 735
(iv) 396
3. By which least number should we divide the following to make it a perfect square:
(ii) 3645
(iii) 2448
(iv) 10220
4. Find the square root of the following by using prime factorisation method :
(i) 144
(ii) 529
(iii) 2304
(iv) 11664
85
(v) 390625
625
(vi) 35
(vii)
1444
1296
(ix) 70.56 (x) 1.8225
67
(xi) 9
(xii) 0.0064
121
(i) 1256
(vi) 36309
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Answer 1

right is xxi really man right