Keystone Review Jeopardy!

Unit 1 (Expressions)

100

Simplify:

|7-1|-|4-6|

4

200

Solve:

6(x - 7) = 5 + 3x + 2

x = 15

300

Simplify:

Square Root of 200

10 root 2

400

Simplify:

(5x⁴)² * (10x⁵)²

2500x¹⁸

500

Simplify:

x^-3 * x^-4 * x¹⁸

x¹¹

Unit 2 (Equations)

100

The slope of the line x = 5

Undefined

200

Find the slope between the points (-3, -1) and (6, -4).

-1/3

300

The domain for:

(4, 2) (5, 1) (7, 3) (8, 4)

4, 5, 7, 8

400

The equation in slope-intercept form that goes through the points (3, -2) and (0, 7)

y = -3x + 7

500

The solution to the system:

7x + 2y = 24

4x + y = 15

(6, -9)

Unit 3 (Inequalities)

100

Graph x > -3

Varied answers. Check student number lines.

200

Solve:

-2x - 4 < -22

x > 9

300

Solve:

-5 ≤ 2x + 1 ≤ 7

-3 ≤ x ≤ 3

400

Solve:

|x + 2| - 1 < 7

-10 < x < 6

500

Solve:

|2x + 3| > 7

x < -5 or x > 2

Unit 4 (Polynomials)

100

Classify:

5x³ - 10

Cubic binomial

200

Simplify:

(x² + 5x - 4) + (3x² - 8x + 2)

4x² - 3x - 2

300

Simplify:

(x + 5)(x + 7)

x² + 12x + 35

400

Simplify:

2(3x + 4) + 4x(x - 6)

4x² - 18x + 8

500

Factor:

x² - 2x - 15

(x - 5)(x + 3)

Unit 5 (Probability)

100

Find the mean:

2, 3, 5, 7, 8, 8, 9

Mean: 6

200

Find the Q1

2, 3, 5, 7, 8, 8, 9

Q1 = 3

300

Find the IQR if...

Q1 = 3, Q2 = 10, Q3 = 15

IQR = 12

400

What is the probability of rolling a sum of 9 on two dice?

4/36 = 1/9

500

What is the probability of selecting a KING or a HEART from a standard deck of cards?

16/52 = 4/13