Week 1 SS Review 2022

• y≥x−1
• y≤x−1
• y>x−1
• y≤x+1

What is the slope a horizontal line?

• -1
• undefined
• 1
• 0

Which equation matches the graph?

• y = 2x + 3
• y = -3
• y = 2x - 3
• y = -3x + 2

If f(x)=3x-9, find f(5).

• f(5) = 6
• f(5) = 16
• f(5) = -4
• f(5) = 24

_{What is the y-intercept of the line?}

• y = 1/2
• y = 1
• y = -1/2
• y = -1

What is the y-intercept of the graph?

3x + y = 5

Hint: solve for y first!

• -3

• (0,5)

• -5

• (0, -3)

What is the slope?

• 1/4
• 4
• -3
• -2

What is the range of the graph?

• 1 ≤ x ≤ 5
• 1 < x < 5
• 1 ≤ y ≤ 5
• 1 < y < 5

What is the domain of the graph?

• -7 ≤ x < 5
• -3 ≤ x < 1
• -3 ≤ y < 1
• -7 ≤ y < 5

Give the slope and y-intercept
6x - 3y = -9

• slope is 6 
  y-intercept is 9
• m=2
  b=3
• slope is 2
  y-intercept is -3
• m = 3
  b = 2