ALGEbroskis

Domain and Range

69

What is the Domain and Range of the function below?

f(x)=2x+3

  Domain= ARN

  Range=  ARN

200

What is the Domain and Range of the function below?

F(x)= √(x-4)

Domain =(4, ARN)

 Range=(0, ARN

300

A person walks at a constant rate. The function f(x) = 3x represents the distance (in miles) walked after x hours, but they only walk for 2 hours.

• Domain: (0, 2)
• Range: (0, 6)

400

A vending machine dispenses drinks. The function f(x) = -2x + 10 shows how many drinks are left after selling x drinks. The machine holds a maximum of 5 drinks.

• Domain: (0, 5)
• Range: (0, 10)

514

A toy car moves along a track. Its position in meters is given by f(x) = x + 4, but the car is only tracked for x values between -3 and 3.

• Domain: (-3, 3)
• Range: (1, 7)

Solve for Y

69

Problem: Solve for y:

2x + y = 10

Answer:

y = -2x + 10

200

Problem: Solve for y:

4x - 2y = 8

Answer:

y = 2x - 4

300

Problem: Solve for y:

5y - 3x = 15

Answer:

y =3/5x+3

400

-x+6y=12

y=1/6x+2

514

3y+7=x

y=1/3x-7/3

MISC

69

f(x)=2x-4+2314-21+5244+54x-372+425-2x squared

Find the y-intercept, zeros, vertex, and axis of symmetry, and simplify the equation.

Y-int=(0, 7,586)

Zeros= ( -49.159,0) (77.159,0)

Vertex (14, 7978)

Axis of symmetry x=14

symplified=    f(x)= 56x+7586-2x squared

200

WHAT IS MS. WRIGHT'S FAVORITE NFL TEAM?

TEXANS

300

1. Find the x-intercepts of the quadratic equation:
   y = x^2 - 5x + 6

x = 2 and x = 3

400

WHAT DOES ALEXANDER NEVER DO

A: SHUT UP

B: NOT CHEAT

C: DOESN'T BE ON HIS PHONE

D:  NEVER STAY OUT OF TROUBLE

A: SHUT UP

514

WHO CAME TO THE UNITED STATES FOR GOLD IN CALIFORNIA

THE ASIANS/ CHINESE

Solutions

69

What is the x-int of the quadratic graph.

f(x)=x2-43+22x-12x

(-13.246,0) (3.246,0)

200

1. Determine the x-intercepts of the quadratic function:
   f(x) = 2x^2 + 3x - 2

x = -2 and x = 1/2 

300

1. What are the x-intercepts of this quadratic equation:
   y = -x^2 + 4x

x = 0 and x = 4

400

1. Solve for the x-intercepts:
   f(x) = x^2 + 2x + 1

x = -1 (a repeated root)

514

1. Find the x-intercepts of the quadratic equation using the quadratic formula:
   y = 3x^2 - x - 4

x =4/3and x = -1

MRS.WRIGHT

69

STOP THE _____  

(HINT YELLOW)

BUS

200

PUT IT IN ____

(WEBSITE)

DESMOS

300

WHAT WILL MISS WRIGHT SAY WHEN THERE IS A LINEAR QUESTION

Cheat code 

y1~mx1+b

400

DOSE HE EVER ____ UP

SHUT 

514

DON'T MAKE ME SAY A ___ ______

(TWO WORDS)

3:30 WORD