1, -1, 1, -1, 1, _,_?
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Answer: -1, 1
Step-by-step explanation: The sequence is called geometric sequence. The next term can be found by multiplying a constant. In the sequence, multiply -1 to 1. It looks like this:
1 x -1 = -1
-1 x -1 = 1
1 x -1 = -1 and thats how you find the next term