3 years ago

Which direction does the graph of f(x) = −18 + x2 − 3x open?

1 answer:

7 0

Please write this equation as <span>f(x) = −18 + x^2 − 3x

Rewrite it in descending order by powers of x: f(x) = x^2 - 3x - 18

Since the coefficient of the x^2 term is +, the graph opens UP.</span>

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