Question

answer this question​

Answer 1

Answer:

2

Explaination:

let x= 1.999....-------(1)

multiply (1)with 10

10x=19.999....--------(2)

subtract (1) from(2)

10x =19.999....

(-)x = 1.999...

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9x=18

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x=18/9

x=2

therefore,

1.999...=2