Chapter 2 Review

Function Families

100

This function belongs to what function family?

Y=2

What is constant?

200

This function belongs to what function family?

y= 2|x+3| -4

What is absolute value?

300

This function belongs to what function family?

y=2x

What is linear?

400

This function belongs to what family?

y= (x-2)² + 5

What is quadratic?

500

This function belongs to what family?

y = 2^x

What is exponential?

Transformations

100

What transformation is shown below?

f(x) = x + 1

What is a translation 1 unit up?

200

What transformation is shown below?

f(x) = -|x|

What is a reflection over the x-axis?

300

What transformation is shown below?

f(x) = (x -1)² - 2

What is a horizontal translation 1 unit right and 2 units down?

400

What transformation is shown below?

f(x) = 1/3(x + 2)

What is a vertical shrink by a factor of 1/3 and a translation 2 units left?

500

What transformation is shown below?

f(x) =  -2 |1/3x| - 5

What is a reflection over the x axis, a vertical stretch by a factor of 2, a horizontal stretch by a factor of 3, and down 5 units.

Linear Functions

100

This is m in slope-intercept form.

What is slope (rise/run)?

200

This is b in slope-intercept form

What is the y-intercept?

300

What is the slope of this line?

y = 2.5x + 6

What is 2.5?

400

What is the equation for this line?

Slope: 4

Y-intercept: -3

What is y = 4x - 3 ?

500

What is the equation of this line?

a line that passes through the points (-1, 4)(1, 8)

What is y = 2x + 6

Quadratic Functions

100

Describe the transformation...

g(x) = x² + 4

What is translated up 4 units?

200

What form of a quadratic function is this?

y = ax² + bx + c

What is standard form?

300

What is the vertex and axis of symmetry of this function?

y = -2(x-4)² - 5

What is.. vertex at (4, -5) and AOS at x= 4?

400

What is the vertex and axis of symmetry for this function?

y = 2x² - 8x + 3

What is... AOS at x=2 and vertex at (2, -5)

500

What is the vertex and axis of symmetry for this function?

y = 2(x+3)(x-2)

What is... AOS at x= -1/2 or -0.5 and vertex at         (-1/2, -12 1/2) or (-0.5, -12.5)

Systems of Equations

100

Solve this system of equations...

y = 3

2x  - 4y = 8

What is (10, 3)?

200

Solve this system:

2x + y = 5

x - y = 1

What is (2, 1)?

300

Solve this system of equations...

x - y = 3

7x - y = -3

What is (-1, -4)?

400

Solve this system of equations...

4x + y = 2

x - y = 3

What is (1, -2)?

500

Solve this system of equations...

x + y + 3z = -4

-x - y - 2z = 5

2x - z = -3

What is (-2, 1, -1)?