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8-5-5. Slope-Intercept Form

Name _____________________________________________________   Date __________________    Score _________

Questions

1.
Which point is on the y-access?
20 points
  1. (1, 0)
  2. (0, 1)
  3. (-1, -1)
  4. $\left(\frac{1}{2}, 4\right)$
 
2.
Which is NOT TRUE about the y-axis?
20 points
  1. It is a horizontal line.
  2. It is a vertical line.
  3. It passes through the origin.
  4. It is an infinite line.
 
3.
True or False: The range is the input value.
20 points
  1. True
  2. False
  3. Only when $x$ is positive
  4. Only when the line is positive
 
4.
True or False: The domain is the input value.
20 points
  1. True
  2. False
  3. Only when $x$ is positive
  4. Only when the line is positive
 
5.
Which is true about the slope of a line?
20 points
  1. Slope is always positive
  2. Slope is always up and to the right
  3. Slope is the change in $y$ over the change in $x$.
  4. Slope is the change in $x$ over the change in $y$.
 
6.
Which is NOT true for functions?
20 points
  1. Functions can have the same <em>y-value</em> for all <em>x-values</em>.
  2. Functions can have a different <em>y-value</em> for each <em>x-values</em>.
  3. Functions can have more than one <em>y-value</em> for each <em>x-values</em>.
  4. The vertical line test can be used to identify a function.
 
7.
At which point do the x- and y-axis intersect?
20 points
 
8.
What is the slope of the equation, $y = 4x - 8$?
20 points
 
9.
What is the y-intercept of the equation, $y = 25x + 15$?
20 points
 
10.
Convert into Slope-Intercept Form: $3y + 5x = 12$?
20 points
 
11.
Convert into Slope-Intercept Form: $3x - 6 = 4y$?
20 points
 
12.
Given $m=4$ and the point $(3, 6)$, what is the y-intercept?
40 points
 
13.
What is the slope of a line passing through the points $(0,0)$ and $(10, 10)$?
40 points
 
14.
What is the slope of a line passing through the points $(3,-4)$ and $(6, 2)$?
40 points
 
15.
What is the slope of a line intersecting the points $(3,-4)$ and $(6, 2)$?
40 points
 
Possible Points: 380
 

Solutions

  1.    (0, 1)
  2.    It is a horizontal line.
  3.    False
  4.    True
  5.    Slope is the change in $y$ over the change in $x$.
  6.    Functions can have more than one y-value for each x-values.
  7.    $(0, 0)$
  8.    $4$
  9.    $15$
  10.    $y = -\frac{5}{3}x + 4$
  11.    $y = \frac{3}{4}x - \frac{3}{2}$
  12.    $b = -6$
  13.    $m = 1$
  14.    $m = 2$
  15.    $m = \frac{8}{3}$