Question

22. By what number should
be multiplied to get​

Answer 1

${ (- 5 \div 4)}^{ - 2} \times x = {(2 \div 5)}^{3} \\ x = {(2 \div 5)}^{3} \times 1 \div {( - 5 \div 4)}^{ - 2} \\ x \div {(2 \div 5)}^{3} \times {( - 5 \div 4)}^{2} \\ x = 1 \div 10$

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Answer 2

Answer:

n =1/10

Step-by-step explanation:

let the number be n

( - 5/4)`² ( n ) = (2/5)³

=> n = ( 2/5)³ /( -5/4)`²

=> n = (8/125 ) * (25/16)

=> n = 1/10

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