Question: Q2. (4 points) Use the formula un+1 - 1 Itrtra+ ... +r = r - 1 (for all real numbers r # 1 and for

Q2. (4 points) Use the formula un+1 - 1 Itrtra+
Q2. (4 points) Use the formula un+1 - 1 Itrtra+ ... +r" = r - 1 (for all real numbers r # 1 and for all integers n 2 0) to find 2 + 22 + 23 + ... + 2m where m is an integer that is at least 1. A. 2(2m - 1) B. 2(1 - 2m) C. 2m - 1 D. 1 - 2m

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