5.1 Big Ideas Algebraic Expression

5.1 Big Ideas Algebraic Expression

By LORI GREESON

Let's look at vocabulary!!

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Multiple Choice

Identify the TERMS

$$7+x-1$$  

• $$x$$  

• $$7,\ x,\ 1$$  

• $$7,\ 1$$  

• $$6\ +x$$  

A term is each number or variable by itself or product of numbers

Some text here about the topic of discussion

Multiple Choice

Identify the TERMS

$$8+x-3$$  

• $$x$$  

• $$8,\ x,\ 3$$  

• $$8,\ 3$$  

• 8 + 3 

Poll

6x + 15

Which part is the COEFFICIENT?

• x

• 6

• 15

6x + 15

Coefficient

is the NUMBER of a term that contains a variable

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Multiple Choice

12 + 4x

Which is the COEFFICIENT?

• 12

• X

• 4

Poll

3x + 16

Which is the CONSTANT?

• 3

• x

• 16

3x + 16​

Constant

​

​

is a term without a variable

ConSTANT ---- STANDS by itself​

Some text here about the topic of discussion

Multiple Choice

12 + 4x

Which is the CONSTANT?

• 12

• 4

• x

Writing Algebraic Expression Using Exponents

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Draw

$$a\ \cdot\ a\ \cdot\ a\ \ \cdot\ a$$ Write using an exponent

Multiple Choice

$$5.8\ \cdot\ h\ \cdot\ h\ \cdot\ h\ \cdot h$$  

• $$\left(5.8\right)h^4$$  

• $$5.8\ \cdot h^4$$  

• $$\left(5.8\right)\cdot h^8$$  

Evaluating Algebraic Expressions

by substituting

Some text here about the topic of discussion

Multiple Choice

Which is NOT a way to write the product of 6 and p

• 6(p)

• 6p

• (6) $$\cdot$$  p)

• 6 $$\cdot$$  p

Evaluating an Expression with 2 Varibles

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Multiple Choice

Evaluate n - t

when n= 24 and t= 8

• 32

• 16

• 17

• 34

Evaluating an Expression with TWO Operations

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Remember GEMS

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Multiple Choice

Evaluate the expression when y = 7

$$y^{2\ }-\ 7$$  

• 7

• 0

• 42

• 56

Multiple Choice

Evaluate the expression when y = 6

$$1.5\ +\ y^2$$  

• 21

• 51

• 37.5

• 7.5

What do you Know??

Some text here about the topic of discussion

Multiple Choice

Identify the COEFFICIENTS

$$10a+3-6b$$  

• $$10a,\ 6b$$  

• $$3$$  

• $$10,\ 6$$  

• $$a,\ b$$  

Multiple Choice

Identify the CONSTANTS

$$2z^2+y+3$$  

• $$2,\ 3$$  

• $$z,\ y$$  

• none

• $$3$$  

Multiple Choice

Write the expression using EXPONENTS

$$r\times r\times r\times r$$  

• $$r^4$$  

• $$4r$$  

• $$r+4$$  

• $$r^2$$  

Multiple Choice

Write the expression using EXPONENTS.

$$2\times d\times d\times d$$  

• $$d^2$$  

• $$d^3$$  

• $$2d^3$$  

• $$2+d^3$$