Question

the least perfect square which is also divisible by each 12,15and30​

Answer 1

Answer:

3600

Step-by-step explanation:

lcm of 12,15 and 30 is 60.

next process is 60 square

60×60=3600

so it is the least perfect square which is divisible by 12,15,30 .

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Answer 2

12=2×2×3

15=3×5

20=2×2×5

So L.C.M =2×2×3×5=60

As 3and 5 are not in pair in LCM'S factor so we need multiply 60 by 5 and 3 to make it a perfect square.