Question

the smallest natural no by which 49 must be multiplied to get perfect cube​

Answer 1

So, 68600 is not a perfect cube. To make it a perfect cube we multiply it by 5. Thus, 68600 × 5 = 2 × 2 × 2 × 5 × 5 × 5 × 7 × 7 × 7 = 343000, which is a perfect cube.

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Answer 2

Answer:

7

Step-by-step explanation:

49 must be multiplied by seven because:

     7    | 49

     7    |  7

              1

therefore, we need one more seven, so:

49 x 7 = 343

cube root of 343 = 7