Worksheet 3
Find the square root of each of the following by prime factorisation.
(0) 225
441
529
(iv)
40000
(v) 7744
(vi)
8281
(vii)
4096
(viii)
28900
2.
Find the smallest number by which 1100 must be multiplied so that the product
becomes a perfect square. Also, find the square root of the perfect square so
obtained.
3.
By what smallest number must 180 be multiplied so that it becomes a perfect
square? Also, find the square root of the number so obtained.
Answers
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Answer:
225= 15
40000=200
7744=88
4096=64
28900=170
8281=91
Step-by-step explanation:
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