Show:
Quadratics
Word Problems
Systems
Rationals/Radicals
Graph & Inequalities
100

Factor:

x2 -13x+40

(x−5)(x−8)

100

A room costs $80 plus $60 per hour for 7 hours. Total cost?


$500

100

y=−x+10

y=x+14


x=−2, y=12

100

√96−9x=9

x= 5/3

100

Solid line shaded above means what symbol?


≥

200

x2−9x+18=0


x=3 and 6

200

A car goes 330 miles on 15 gallons. How many gallons for 550 miles?


25 Gallons

200

Is (−3,1) a solution?

x+y=−2 

−3x−y=10


No

200

(5n2/9)2

25n4/81

200

y=(x+10)2+6


(-10,6)

300

Solve
6x2-17x=-5

x= 1/3
x= 5/2

300

Robert and Jared split $810. Robert pays $80 more. How much does Robert pay?


$445

300

Solve

y=x−6

y=8x-69 

(9,3)

300

Solve

2/w+1 - 1/w+4 = 0

w= -7

300

y=(x-2)2+ 1

(0,5)

400

x2+10x=15

x= -5±√40

400

Bee 1 does 13 flowers in 8 min. Bee 2 does 10 flowers in 5 min. Together, how long for 580 flowers?


160 Minutes

400

Solve:

3x-8y= -44

y- 1/4x = 5

(-4,4)

400

√3/18

√6/6

400

Find X ints

y=(x-4)2-25

(-1,0) and (9,0)

500

x2-2x-9=0


x= 1±√10

500

Stan loads a truck in 24 min. With Chris, it takes 15 min. How long does Chris take alone?


40 Minutes

500

What does it mean if the second equation is just the first equation multiplied by 2?


Infintely many solutions

500

Solve 

√9x-20 = x

x = 4 and 5

500

Zeros of a parabola are 5 and 9. What does that mean?


The graph crosses the x-axis at x=5x=5x=5 and x=9x=9x=9.