If the reciprocal of a positive number is subtracted from the number, gives 24/5, what is the number?
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Answer:
reciprol will be 5/24
hope it helps u
Answered by
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Answer:
Step-by-step explanation:
Let a positive number be x then
According to question:
x - 1/x = 24/5
(x^2 - 1)/x = 24/5
5x^2 - 5 = 24x cross multiplication
5x^2 -24x - 5 = 0
5x^2 - 25x + x - 5 = 0
5x(x-5) + 1(x-5) = 0
(5x+1) (x-5) = 0
Either x = 5 or x = -1/5
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