Algebra 1 Readiness Review

Linear function k has a zero of -2 and a y-intercept of 6. Which graph best represents k?

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What is the zero for the given graph?

• 1

• -2

• 2

• 1/2

The water level of a river was measured each day during a two-week period. The graph models the linear relationship between the water level of the river in feet and the number of days the water level was measured.

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

• The water level increased by 0.25ft per day.

• The maximum water level was 19.5ft.

• The initial water level was 16ft.

• The water level was measured for 14 days.

Quadratic function h can be used to model the height in feet in feet of a rocket from the ground t seconds after it was launched. The graph of the function is shown.

What is the maximum value of the graph of the function?

The graph of quadratic function k is shown on the grid.

1. The x-intercept is located at (3,0).

2. The coordinates of the y-intercept are (0,9).

3. The axis of symmetry is x=−3.

Which statements are best supported by the graph of k?

• 1 and 2 only

• 1 and 3 only

• 2 and 3 only

• 1, 2, and 3

A graph of a quadratic function is shown on the grid.

Which coordinates best represent the vertex of the graph?

• (1,0)

• (0,−3)

• (−3,0)

• (−1,−4)

What is the value of the y-intercept of the graph of h(x)=12.3(4.9)x ?

Type the number only.

The graph of an exponential function is shown on the grid.

Which dashed line is an asymptote for the graph?

• Line q

• Line r

• Line s

• Line t

The starting annual salary for an office worker at a company is $29,000. If the company awards an annual increase of 6.2%, which graph models this situation after the office worker receives x annual increases?

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A coach has 96 golf balls for the school's golf team. The coach will give each player on the team 8 golf balls. The graph shows the linear relationship between y, the number of golf balls remaining for the team, and x, the number of players on the team.

The coach will use no more than 6 players on the school's golf team. Which set best represents the range of the function for this situation?

• {96,84,72,60,48,36,24}

• {8,9,10,11,12,13,14}

• {96,88,80,72,64,56,48}

• {0,1,2,3,4,5,6}