Question

by what number should we multiply (-3)-³ so that we get 15-¹​

Answer 1

Answer:

-9/5

Step-by-step explanation:

Let the number be x

So, (-3)^-3 × x = 15^-1

or, -1/27 × x = 1/15

or, -x = 27/15

or, x=-9/5

Hence the required number is -9/5.

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