Unit 6 Exam Review

Adding Polynomials

100

G=3t²-5t+6

P=-8t²+7t-9

G+P=

-5t²+2t-3

200

E=6c²-2c-1

F=-4c²+7c+5

E+F=

2c²+5c+4

300

Find the sum of -2a²+a+6 and -3a²+2a-5.

-5a²+3a+1

400

Find the sum of 3x²+7x-4 and 8x²-6x+2.

11x²+x-2

500

(n²+2mn+m²)+(9n²-6mn+m²)

10n²-4mn+2m²

Subtracting Polynomials

100

P=-4b²+6b-9

Q=7b²-2b-5

P-Q=

-11b²+8b-4

200

X=2y²+7y+11
Y=8y²-5y+7

X-Y=

-6y²+12y+4

300

Subtract 11b²-4b+7 from b²+8b-9.

-10b²+12b-16

400

Subtract 4p²-9p+11 from p²-5p+4.

-3p²+4p-7

500

(b³+5bc+10c³)-(12b³+6bc²+c³)

-11b³-6bc²+5bc+9c³

Multiplying Polynomials

100

(x+4)(x+6)

x²+10x+24

200

(w+3)(w-3)

w²-9

300

(5a+2)(a+4)

5a²+22a+8

400

(d+3)(d²+2d+1)

d³+5d²+7d+3

500

(2x+1)(3x²+5x+2)

6x³+11x²+9x+2

Rectangle Perimeter & Area

100

What does it mean to find the perimeter of a shape?

You have to add the all the sides of the shape.

200

What does it mean to find the area of a rectangle?

You have to multiply the length(width).

300

What is the perimeter of a rectangle with side lengths (3x²-4x) and (4x²+5x)?

14x²+2x

400

What is the area of a rectangle with side lengths (2x+4) and (3x-5)?

6x²+2x-20

500

The width of a rectangle is 5x-4. The perimeter of the rectangle is 14x+4. What is the length of the rectangle?

2x+6

Linear Inequalities

100

When should you flip the inequality symbol?

When multiplying or dividing both sides of the inequality by a negative

200

How do you test to see if a coordinate point is a solution for a system of inequalities?

Substitute the point into both inequalities

300

Graph 2x-3y<12 on your white board

y>2/3x-4

400

Graph x>3 and y<-2 on a coordinate plane, and identify a solution

Options: (4,-3) (5,-9)

500

Graph y<-3x and identify a solution

Option: (-10,0)