Alg2H Unit 2 Review

Relations And Functions

100

The domain and range of the function. Is the relation a functions: 

{(5,5),(6,6),(7,7),(8,8)}

Domain:

{5, 6, 7, 8}

Range:

{5, 6, 7, 8}

Yes a function:

200

Domain and range of the function. Is the relation a function: DESMOS GRAPH

What is 

-2<=x<=3 and -7<=y<=3

300

Given the functions find the values: 

f(x)=-4x+1, g(x)=x^2-8x+21, g(2)-f(-3)

What is 

g(2)-f(-3)=-4

Linear Equations: Slope and Standard Form

100

Write in Standard Form: 

5/8x+3/4y=-1

What is 

5x+6y=-8

200

Write in Slope Intercept then graph: 

12x=4y-28

What is 

y=3x+7

300

Write a parallel and perpendicular line to the given equation: 

9x+6y=-6

Parallel Slope:

m=-3/2

Perpendicular Slope:

m=2/3

Writing Linear Equations

100

Write the equation in Slope Intercept Form given

(-8,3) and m=-2

What is 

y=-2x-13

200

Write the equation in Slope Intercept Form given

(-7,-3) and (5,6)

What is 

y=3/4x+9/4

300

Write the equation in Slope Intercept Form given

(2,5) and (-3,5)

What is 

y=5

Systems of Equations pt.1

100

Solve by substitution: 

5x-4y=9 and x=-7y-6

What is 

(1,-1)

200

Solve by Substitution: 

2x+3y=-35 and -8x+y=23

What is 

(-4,-9)

300

Solve by elimination: 

3x+10=14y and -16x+14y=-68

What is 

(6,2)

Systems of Equations pt. 2

100

Solve by elimination: 

x=y-4 and 7x-2y=17

What is 

(5,9)

200

Solve by elimination: 

2y=-24-8x and 6x+18=5y

What is 

(-3,0)

300

Solve by elimination: 

18x-12y=7 and -8y+21=-12x

What is No Solution