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Which of the following lines are parallel?

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Q3 Which graph best represents a system of equations that has no solution?

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Q16 The water level of a river was measured each day during a two-week period.

Which statement best describes the y-intercept of the graph?

• The water level increased by 0.25 ft per day.

• The maximum water level was 19.5 ft.

• The initial water level was 16 ft.

• The water level was measured for 14 days.

What is domain?

• The set of y-values of a function

• The set of x-values of a function

• The rate of change

• The zero of the function

Q23 What appears to be the domain of the part of the exponential function graphed on the grid?

• −1 ≤ x ≤ 3

• −1 ≤ y ≤ 3

• 5.3 ≤ x ≤ 27

• 5.3 ≤ y ≤ 27

All of the words below mean the same thing EXCEPT

• Crossing the x-axis

• Zero

• y-intercept

• x-intercept

Q29 Which graph best represents a quadratic function that has only one zero?

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What does VUX stand for?

• Vertex, Undetermined slope, X-intercept

• Vertical, Undefined slope, x = # for the equation

• Victory, Undecided slope, x=y for the equation

• Vertical, Unknown Slope, x = x-axis

Q32 What are the equation and slope of the line shown on the grid?

• y = 6; slope is $-\frac{1}{6}$ .

• x = 6; slope is zero.

• y = 6; slope is 6.

• x = 6; slope is undefined.

Q38 The graph of quadratic function f is shown on the grid.

Which of these best represents the domain of f ?

• −−3 ≤ x ≤ 2

• All real numbers

• y ≥ 5.5

• All real numbers less than −3 or greater than 2