Question

By what number should (4)- 1 be multiplied so that the product is equal to (5)- 1 ?​

Answer 1

Answer:

-0.8

Step-by-step explanation:

Let the required number be x.

Therefore,

(4)¹*x=(−5) −¹

(1/4)*x=1/5

x=-0.8

Hence, the required number is -0.8

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