AMC 10 Step by Step
Log inSign up
Printable

2006 AMC 10B Problem 1

Include the solutionBack to the problem
2006 AMC 10B Problem 1AMC 10 Step by Step
Name:                             Date: October 28, 2026
Sequences & Series · difficulty 1 of 5 · about 1 min · position P1-10

What is (−1)1+(−1)2+...+(−1)2006(-1)^{1} + (-1)^{2} + ... + (-1)^{2006}  ?

  1. A)−2006-2006
  2. B)−1-1
  3. C)00
  4. D)11
  5. E)20062006

Working