Question

Use geometric series to express 0.777 .... as a rational number.
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Answer 1

Answer:

7/9

Step-by-step explanation:

let x= 0.777

let 10x= 7.777

now, 10x-x= 7.777-0.777

9x=7 =>x=7/9

hence 7/9 is a rational number

Answer 2

Answer:

we should express in the form of p/q or another way