Ch1: Functions & Expressions

(EASY) Function Notation

100

f(x) = x + 1

f(5) = ?

f(5) = 6

200

f(x) = 2x - 3

f(7) = ?

f(7) = 11

300

f(x) = -7x + 1

f(-1) = ?

f(-1) = 8

400

f(x) = 5 + 8x 

f(0) = ?

f(0) = 5

500

f(x) = 3 ( 2x - 1 )

f(-5) = ?

f(-5) = -33

Evaluating Expressions

100

Evaluate each expression if x = 6, y = 8, and z = 3.

xy+z

51

200

Evaluate each expression if x = 6, y = 8, and z = 3.

5z + (y – x)

17

300

Evaluate each expression if x = 6, y = 8, and z = 3.

2(x + z) – y

10

400

Evaluate each expression if x = 6, y = 8, and z = 3.

x^2 + y^2 – 10z

70

500

Evaluate each expression if x = 6, y = 8, and z = 3.

𝑦 + 𝑥 / 2

7

Distributive Property

100

Simplify: 6t²+3t-t

6t²+2t

200

Simplify: 

6n-4n

2n

300

Simplify:

b²+13b+13

Not able to be simplified

400

Simplify: 

4y³+2y-8y+5

4y³-6y+5

500

7a+4-6a²-2a

-6a²+5a+4

Combining Like Terms

100

−6k + 7k

k

200

n − 10 + 9n − 3

10n − 13

300

−5 + 9n + 6

1 + 9n

400

12r + 5 + 3r − 5

15r

500

n + 4 − 9 − 5n

−4n − 5

Order of Operations

100

Simplify

(9-2) x 3

21

200

Simplify

9 + 4(3+1)

25

300

Simplify

4[30 - (10-2) x 3]

24

400

Simplify

6(2x - 4y + 3)

12x-24y+18

500

Simplify

−7(n + 3) − 8(1 + 8n)

−71n − 29