Which one of the following is not a way to represent the solution of the inequality 2(x-1)>-12
1 answer:
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By the fundamental theorem of algebra, we can write
Expanding the right hand side, we get
We want to be an integer, which means
must also be integers. This means
must be factors of 10. There are several possibilities:
So there are 4 possible values for : -11, -7, 7, and 11.