Solve the Problem $0.77 \overline { 7 }$ As an Infinite Geometric Series and Use the Formula For an Infinite

question 35

Multiple Choice

Solve the problem.
-Write $0.77 \overline { 7 }$ as an infinite geometric series and use the formula for $\mathrm { S } _ { \infty }$ to write it as a rational number.

• A) \(\frac { 7 } { 100 }\)
• B) \(\frac { 7 } { 10 }\)
• C) \(\frac { 70 } { 9 }\)
• D) \(\frac { 7 } { 9 }\)

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