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Determine in which direction the parabola below opens.
y=x2-7x + 18

User ThomasL
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1 Answer

5 votes

Answer:

upwards

Explanation:

Whether a parabola opens upwards or downwards depends on "a". (A as in ax^2+bx+c). If A is greater than zero it opens upwards. Less than zero it opens downwards. In this case, A is one so it opens up

User DaniyalAhmadSE
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