IM A2B U5 | Check Your Readiness

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What is a line of best fit in a scatter plot?

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A line of best fit is a straight line that best represents the data points in a scatter plot, showing the trend of the data.

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How do you determine the slope of a line in a graph?

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The slope of a line is determined by the ratio of the vertical change (rise) to the horizontal change (run) between two points on the line.

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This is a quadratic function, which represents a parabola that opens upwards.

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It signifies the specific time intervals (x values) when the temperature in the apartment is 70 degrees.

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How do you find the intervals where a function equals a specific value?

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To find the intervals, set the function equal to that value and solve for the variable.

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What is the significance of the x-axis in a temperature graph?

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The x-axis typically represents time, showing how temperature changes over a specific period.

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What is the general form of a quadratic function?

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How do you graph a quadratic function?

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To graph a quadratic function, find the vertex, axis of symmetry, and intercepts, then plot points to form a parabola.