Use the Geometric Series Formula to Find the Sum of 1

question 23

Multiple Choice

Use the geometric series formula to find the sum of 1 - q + q² - q³ + q⁴.

• A) \(\frac { (-q) ^ { 5 } - 1 } { (-q) - 1 }\)
• B) \(\frac { q ^ { 5 } - 1 } { q - 1 }\)
• C) \(\frac { (-q) ^ { 4 } - 1 } { (-q) - 1 }\)
• D) \(\frac { q ^ { 4 } - 1 } { q - 1 }\)