Unit 7 Review

Standard Form

100

a²+3a⁴-7a+2a³-4

3a⁴+2a³+a²-7a-4

200

8y³-3xy²-x²y+2x³

2y3-xy²-3xy²+8y³

300

5a+3-4a²+5a+3

2a³-4a²+5a+3

400

7xy+x³-3y³-5x²y²

x³-5x²y²+7xy-3y²

Simplifying Polynomials

100

(2x²+3x+2)-(x²-4x-1)

X²+7x+3

200

5c²d(9c²d²-4c³d-2)

45c⁴d³-20c⁵d²-10c²d

300

(x-1)(4x-3)

4x²-7x+3

400

(2x+5y)(x-3y)

2x²-6xy+5xy-15y²

Geometric Applications

100

Find the are of a rectangle whose length is x+2 and width is x

x²+2x

200

Find the area of a rectangle with a length of x²-x+3 and 4x+1

4x³-3x²+11x+3

300

Find the area of a rectangle with the length 2x-4 and width x+9

2x²+14x-36

400

Find the area of a rectangle with a length of x²+2x and width of x-4

x³-2x²-8x

Factoring Polynomials

100

Factor.

54x³y-18x²y²+27xy²

9xy(6x²-2xy+3y)

200

Factor.

64y⁴-16y⁶

16y⁴(2+y)(2-y)

300

Factor.

4x³+12x²-25x-75

(2x+5)(2x-5)(x+3)

400

Factor.

4m²-m-14

(m-2)(4m+7)

Surprise!

100

2/3 divided by 3/8

16/9 or 1 5/9

200

 Solve. 

5x - 4 = 2x + 1

x = 5/3

300

Find the zeros.

x² + 9x - 10 

x = {-10, 1)

400

What grade do you need on the final to move onto Geometry next year?

78%