TEKS.MATH.9-12.II.D.1

What is the y-intercept?

• (0,0)
• (4,0)
• (0,4)
• (2,-2)

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TEKS.MATH.9-12.II.D.1

A group of students did an experiment to see how drinking cups of coffee right before bed affected sleep.  The results are shown below in the scatter plot with a line of best fit.  Use the given line of best fit to approximate the rate of change relative to the scatter plot.

• (7/5) hours/cup
• (5/7) hours/cup
• - (7/5) hours/cup
• - (5/7) hours/cup

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TEKS.MATH.9-12.II.D.1

Which scatterplot most likely has a line of best fit represented by y = - 2x + 1

• W
• X
• Y
• Z

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TEKS.MATH.9-12.II.D.1

Graph of f(x) is shown above. Find ₀∫⁹ f(x) dx.

• 2

• 18

• 0

• 12

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TEKS.MATH.9-12.II.D.1

Find the standard equation of the given ellipse

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• 
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TEKS.MATH.9-12.II.D.1

What is the equation of the circle.

• (x - 3)² + (y + 4)² = 9

• (x - 3)² + (y + 4)² = 3

• x² + y² = 9

• (x - 1)² + (y + 1)² = 7

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TEKS.MATH.9-12.II.D.1

What is the vertex of the graph shown above?

• (7,6)

• (-1,2)

• (2,-1)

• (5,0)

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TEKS.MATH.9-12.II.D.1

which graph represents the equation y=2x

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• 
• 

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TEKS.MATH.9-12.II.D.1

Which of the following equations represents the graph pictured?

• $f\left(x\right)=\left|-x-1\right|$

• $f\left(x\right)=-\left|x\right|+1$

• $f\left(x\right)=-\left|x+1\right|$

• $f\left(x\right)=\left|-x+1\right|-1$

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TEKS.MATH.9-12.II.D.1

The equation  $y-3=\frac{1}{3}\left(x-5\right)$   is in what form?

• Point-Slope Form

• Slope-Intercept Form

• Standard Form

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TEKS.MATH.9-12.II.D.1