Unit 3 Review- Algebra 1

Which of these statements is true about this graph?

• The graph of this function has a y-intercept at (0,5)

• This function has a zero at x=-2

• The graph of this function has a slope of -3/2

• The graph of this function has an x-intercept at (3,0)

Which of these statements is true about this graph?

• The graph of this function has a y-intercept at (0,5)

• The graph of this function has a slope of -3/2

• This function has a zero at x=-2

• The graph of this function has an x-intercept at (3,0)

What is true about the graph of this equation?

• The graph of this function has a y-intercept at (0,5)

• The graph of this function has a slope of -3/2

• This function has a zero at x=-2

• The graph of this function has an x-intercept at (3,0)

Which statement is true about the graph of this line?

• The graph of this function has a y-intercept at (0,5)

• The graph of this function has a slope of -3/2

• This function has a zero at x=-2

• The graph of this function has an x-intercept at (3,0)

What is the slope of the line that passes through the points (-6, 13) and (30, 19)?

• 6

• 1/6

• -6

• -1/6

The graph of the function g was obtained by transforming the graph of y=x as shown on the grid below. Describe how the transformation affects the graph of y=x.

• The graph of g is steeper than the graph of y=x.

• The graph of g is less steep than the graph of y=x.

• The graph of g is shifted up from the graph of y=x.

• The graph of g is shifted down from the graph of y=x.

The water level of a swimming pool was measured each hour as it was filling up. The graph represents the linear relationship between the depth of the water and the elapsed time in hours since the pool began filling up.

Which statement describes the rate of change of the function?

• The pool took 20 hours to fill up.

• The pool depth was initially at zero feet.

• The depth of the pool water reached a maximum of 4 feet.

• The depth of the pool water increased by 0.25 feet per hour.

The water level of a swimming pool was measured each hour as it was filling up. The graph represents the linear relationship between the depth of the water and the elapsed time in hours since the pool began filling up.

Which statement describes the y-intercept of the graph?

• The pool took 20 hours to fill up.

• The pool depth was initially at zero feet.

• The depth of the pool water reached a maximum of 4 feet.

• The depth of the pool water increased by 0.25 feet per hour.

What is the slope of graph of 8x+3y=24?

• 3/8

• 3

• 8

• -8/3

The function g(x) is obtained by transforming the graph of f(x)=x. Which graph represents g(x) if g(x)=3f(x)+1?

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