Nathaniel is using the quadratic formula to solve 0 = x2 + 5x - 6. His steps are shown below/attached
2 answers:
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Functions whose graphs resemble sets of stairsteps are known as step functions. The most famous of the step functions is the greatest integer function, which is denoted by:
which graph is shown in the Figure below. As you can see from the graph:
Therefore:
So the right answer is 12
