Linear, quadratic and exponential

Pick a function that best models the following situation:  A babysitter getting paid hourly.

• Exponential
• Linear
• Quadratic
• Neither

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Write the equation of the line.

• y=(3/5)x+1
• y=(3/5)x-1
• y=(5/3)x+1
• y=(3/5)x+1

Identify the following function. 

• Linear
• Exponential
• Quadratic
• Neither

Tags

CCSS.HSF-IF.C.7A

Which of the following quadratic equations best represents the following data?

• y = 7x² - 3x

• y = 3x² - 2x + 1

• y = 6x² + 3x - 2

• y = 7x² - 3x + 1

A chemist has a 100-gram sample of a radioactive material.  He records the amount of radioactive material every week for 6 weeks and obtains the following data: Find the exponential model of the function.

• y = 100(8.7)^x
• y = 100(1.87)^x
• y = 100(.87)^x
• y = 100(.13)^x

Tags

CCSS.HSF.LE.A.2

What is the equation of the line?

• y=3x
• y=3
• x=3
• y=-3

Which graph represents 2x + 4y = 12?

• 
• 
• 
• 

Identify the following function. 

• Linear
• Exponential
• Quadratic
• Neither

Which quadratic function in vertex form can be represented by the graph that has a vertex at (-2,6) and passes through the point (6,38)?