Frequent Questions about our Solver

The problem

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What does the part x epsilon (-7, infinity) mean?

What does a two part check mean?

Answer provided by our tutors

is the interval notion of the solution.

(-7, ~) = {x | x > -7 }

It means that 'x' belongs to the set of the real numbers that are larger than -7, that is, {x | x > -7 }

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