CCSS.Math.Content.HSA.CED.A.2

What does "a" control in a graph of f(x) = ax²+ bx+ c?

• Opens up or down
• Where the graph crosses at X-intercept
• Where the graph crosses at Y-intercept

Tags

CCSS.Math.Content.HSA.CED.A.2

Identify the intercepts.

• y-intercept: (0, -1); x-intercept: (-1/2, 0)
• y-intercept: (0, -1); x-intercept: (1/2, 0)
• y-intercept: (0, 1); x-intercept: (1/2, 0)
• y-intercept: (0, 1); x-intercept: (-1/2, 0)

Tags

CCSS.Math.Content.HSA.CED.A.2

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

Tags

CCSS.Math.Content.HSA.CED.A.2

What is the slope of this line?

• 2
• 4
• 1/2
• 1/4

Tags

CCSS.Math.Content.HSA.CED.A.2

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3

Tags

CCSS.Math.Content.HSA.CED.A.2

What is the y-intercept in the equation x + 2y = 4

• (0, 0)
• (0, 2)
• (4, 0)
• (2, 0)

Tags

CCSS.Math.Content.HSA.CED.A.2

The graph above shows a line of best fit for data collected on the amount earned by waiters and waitresses last week in relation to the number of tables they served.  What is the equation of the line of best fit?

• y = (5/3) x + 375
• y = (1/3) x + 475
• y = (5/3) x + 475
• y = (1/3) x + 375

Tags

CCSS.Math.Content.HSA.CED.A.2

Given the table, write the equation in the slope-intercept form.

• y = 1/3x + 6
• y = 3x + 6
• y = 2x + 6
• y = 1/2x + 6

Tags

CCSS.Math.Content.HSA.CED.A.2

Find the graph of the standard form equation: 2x - 5y = -20

• 
• 
• 
• 

Tags

CCSS.Math.Content.HSA.CED.A.2

How would you write the equation with a slope of 4/5 and a y-intercept of -1

• y= -x + 4/5

• y= x + 4/5

• y= 4/5x - 1

• y= 2/5x + 4/5

Tags

CCSS.Math.Content.HSA.CED.A.2