Review: Week 1 Alg. I

Review: Chapter 1

Multiple Choice

What would you do first to evaluate the following?

$$14\cdot2-3\left(16\div4+3\right)$$

• Multiply 14 and 2

• Subtract 2 and 3

• Divide 16 by 4

• Add 4 and 3

Multiple Choice

Evaluate the expression using the Order of Operations

$$14\cdot2-3\left(16\div4+3\right)$$

• 7

• 13

• 32

• None of these

Multiple Choice

What word would complete the verbal expression to represent

$$xy$$

The _______ of x and y

• product

• quotient

• sum

• difference

Multiple Choice

How would you express:

Four increased by the product of seven and x ?

• $$4+7+x$$

• $$4\cdot7+x$$

• $$4-7\cdot x$$

• $$4+7\cdot x$$

Multiple Choice

Which is the correct distribution of

$$5\left(2x-3y+z\right)$$

• $$10x-3y+z$$

• $$10x-15y+5z$$

• $$7x-8y+6z$$

• none of these

Substitute the given numbers for the variable one at a time and evaluate.

Given an equation & replacement set,

When solving equations:

Multiple Choice

What is the domain of the relation below?

$$\left\{\left(-1,4\right),\ \left(0,5\right),\ \left(1,6\right),\ \left(2,7\right)\right\}$$

• $$\left\{-1,0,1,2\right\}$$

• $$\left\{4,5,6,7,\right\}$$

Multiple Choice

Is the relation below a function?

$$\left\{\left(-1,4\right),\ \left(0,5\right),\ \left(1,6\right),\ \left(2,7\right)\right\}$$

• Function

• Not a function

Functional Notation

​Here's the breakdown!