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2 answers:
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Answer:
The positive difference between the a values is 0.5
Step-by-step explanation:
we know that
Both parabolas cross the x axis at (-4,0) and (6,0)
so
The general equation is
<em>Find the value of a in the first parabola</em>
The y-intercept is (0,-12)
so
For
substitute
<em>Find the value of a in the second parabola</em>
The y-intercept is (0,-24)
so
For
substitute
<em>Find the positive difference between the a values for the two functions</em>
so
Answer:
Step-by-step explanation:
Since | x - 4 | < 9, we have -9 < x - 4 < 9.