Question

find the smallest number by which 7776 should be multiplied to get a perfect cube.
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Answer 1

Answer:

to make the number be a perfect cube.we have to factorize the number.

so 7776=2*2*2*2*2*3*3*3*3*3

we can see there are only two numbers 2 and 3 is repeated. as 2 and 3 repeated 5 tis each. to make perfect square we have to increase the number of 2 and 3. so we multiply one more 2 and 3

so by multiplying by 6 number will be a perfect cube.

Step-by-step explanation: