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y = (x + 18)(x + 22) Does the graph open up or down? Positive: Up Positive: Down Negative Up Negative: Down
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y = (x + 18)(x + 22) Does the graph open up or down? Positive: Up Positive: Down Negative Up Negative: Down

User Defoo
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1 vote

given equation :


\begin{gathered} y=(x+18)(x+22) \\ \text{simplify } \\ y=x^2+18x+22x+396 \\ y=x^2+40x+396^{} \end{gathered}

the graph is at Negative Up

y = (x + 18)(x + 22) Does the graph open up or down? Positive: Up Positive: Down Negative-example-1
User Qiuyu ZHANG
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