Question

Find the smallest number by which 480 be multiplied so that

the product is a perfect square​

Answer 1

Answer:

30

Step-by-step explanation:

√480 = √2*2*2*2*2*3*5

√480 = √(2*2)(2*2)2*3*5

√480 = 4√30

Since 30 is not in group,

480 must be multiplied by 30 to get a perfect square

Hence,

√480*30 = 4√30*30

√14400 = 120

Answer 2

Step-by-step explanation:

The english of this question is

What will be the smallest number which can be multiplied by 480. then the product becomes the former square

EXPLANATION:-At first,we find the prime factor(अभाजय गुणनखंड)of 480

So,Prime Factor of 480=2×2×2×2×2×3×5

=We know that,he ask square so,the pair of number is 2 and the number which is always same If he ask cube So, the pair of number is 3 and the number which is always same

Now,2×3×5=30 Ans..

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