Anjali23012006 Anjali23012006

15-10-2019
Mathematics

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Solve question number 4

Solve question number 4 class=

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musiclover10045 musiclover10045

15-10-2019

Let X = 0.99999....

Because there is only 1 repeating number multiply by 10.

Multiply with 10:

10x = 10 x 0.999

Simplify:

10x = 9.999

Subtract x:

10x - x = 9.999 - 0.999

9x = 9

Divide both sides by 9:

x = 9/9

X = 1

so 0.99999.... = 1

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