Question

Find the least perfect square number which when divided by 4,6,7,9 gives remainder zero.​

Answer 1

Answer:

*To become perfect square all factors should be in power of 2. And it is perfect square of 42.

Step-by-step explanation:

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Answer 2

The answerFind the LCM for 4, 6, 7, 9

LCM= 22 * 32 * 7 = 252

To become perfect square all factors should be in power of 2.

So, multiply it by 7

LCM = 22 * 32 * 72 = 1764

And it is perfect square of 42.