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Respondido por UpStudy AI y revisado por un tutor profesional
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The Deep Dive
Did you know that inequalities, like \( y > -2 \) and \( y \leq x + 9 \), can be visualized graphically on a coordinate plane? The first inequality suggests a horizontal line at \( y = -2 \) but shaded above it, indicating all the values of \( y \) greater than -2. The second inequality defines a line with a slope of 1, shifted up by 9, where all points below or on the line are included! A common mistake when solving systems of inequalities is to forget to shade the correct region. Make sure when graphing that you clearly indicate which side of the line is valid for each inequality. And don’t forget: if the line is solid, that means the points on it are included; if it’s dashed, they’re not! Happy grappling with those lines!
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