Exam Review

Complex Numbers

100

(7-7i)+(5+3i)

12-4i

200

(3+9i)-(7-4i)

-4+13i

300

(3-4i)(-8-7i)

-52+11i

400

(9-5i)/(4+2i)

(13/10)-(19/10)i

500

(12+2i)/(9-4i)

(100/97)+(66/97)i

Factoring Quadratics

100

x²+5x+6=0

(x+2)(x+3)

x=-2,-3

200

x²-7x+10=0

(x-5)(x-2)

x=2,5

300

2x²+7x+3=0

(2x+1)(x+3)

x=-3,-1/2

400

3x²+11x+6=0

(3x+2)(x+3)

x=-3,-2/3

500

4x²+12x+9=0

(2x+3)²

(2x+3)(2x+3)

Product of Polynomials

100

(x+2)(x+3)

x²+5x+6

200

(2x+4)(x-5)

2x²-6x-20

300

(x-4)²

x²-8x+16

400

(2x-1)(3x+4)

6x²+5x-4

500

(3x-1)(3x+1)

9x²-1

Radical & Rational Equations

100

sqrt(x)+3=7

x=16

200

(2x+4)/(x-2)=3

x=10

300

sqrt(x+18)=x-2

x=7

400

sqrt(9x²+4x-4)=3x

x=1

500

*TWO Q'S*

1: sqrt(x²-x-2)=2

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

1: x=-2,3

2: x=3

Intervals

100

*Give domain and draw number line*

(-∞,-4]∪(-6,8]

(-∞,8]

200

*Give domain and draw number line*

[-8,9)∪[4,∞)

[-8,∞)

300

*Give domain and draw number line*

(-12,4]∩(-5,6]

(-5,4]

400

*Give domain and draw number line*

[1,7)∩(4,∞)

(4,7)

500

*Give domain and draw number line*

(1,4)∪[6,8)

(1,4)∪[6,8)

Inequalities

100

2x+3<7

x<2

200

|x-3|≤5

x≤8 x≥-2

-2≤x≤8

300

|2x+1|≥4

x≥(3/2) x≤-5/2

400

-5x+1>4

x<(-3/5)

500

-2(4x+1)≤6-4x

x≥-2

Your SI😳

100

What's my name? (SPELLING COUNTS)

Celina

200

What instrument do I play?

Violin

300

What's my major and concentration?

Kinesiology Pre-PT

400

What sport club am I in on campus?

Tennis Club

500

I have another job. What do I do there?

Coach kids (anything working with kids related I'll take)