Algebra 1A: Unit 11

Equations

100

4x + 3x + 3 + 4

7x + 7

200

2x · (2x + 1)

4x² + 2x

300

(5x²) · (-8x)

-40x³

400

(x³ + 2x²) · (5x + 3)

5x⁴ + 13x³ + 6x²

500

(-3x³ + 5x) · (2x² - 4)

-6x⁵ + 22x³ - 20x

Polynomials

100

What determines a number's "degree"?

Exponent

200

What degree is this polynomial?

(2x² + 5x - 8)

Quadratic

300

What degree is the following polynomial?

9x

Linear

400

What degree is the following polynomial?
(5x³ - x² + 10) · (4x - 2)

Cubic

500

What degree is the following polynomial?

1

Constant

Terms

100

How many terms does this equations have?

8x⁴ + 5x²

2 Terms

200

A "Monomial" has how many terms?

1 Term

300

What polynomial classification is this equation?

3x³ - 2x² + x + 5

Polynomial (because there are 4+ terms)

400

What polynomial classification is this equation?

3 · (4x² - 7x)

Trinomial (3 terms)

500

Is there anything wrong with this polynomial?

12x² + x³ - 5x + 15

It's not in Standard Form

Perimeter

100

What's the perimeter of a square if one side is equal to 5 feet?

20ft

200

Perimeter of a Rectangle with a Width of 6 and a Length of 2x

4x + 12

300

Perimeter of a Rectangle with a Width of 10 - x and a Length of 12x

22x + 20

400

Perimeter of a Square with a side of 3x² - 4

12x² - 16

500

Perimeter of a Rectangle with a Width of 3x + 2 and a Length of 2x² - 5

4x² + 6x - 6

Area

100

Area of a Square with a Side of 2x

4x

200

Area of a Rectangle with Width of 2x and a Length of 5x - 2

10x² - 4x

300

Area of a Rectangle with a Width of 2x - 1 and a Length of 5x + 3

10x² + x -3

400

Area of a Rectangle with a With of 5x - 4 and a Length of 3x² + 3x

15x³ + 3x² -12x

500

A Square has a Side of 4x.

Area = 16x
What's wrong?

16x is the Perimeter (4x + 4x + 4x + 4x)

16x² is the Area (4x · 4x)