Algebra 1 warm-up lesson 4

Algebra 1 warm-up lesson 4

Multiplying Powers, Order of Operations, and Functions

Fill in the Blank

In the expression  $9^3,$  how many factors of 9 are there?

Fill in the Blank

In the expression  $9^2,$  how many factors of 9 are there? 

Fill in the Blank

If I were to multiply  $9^3\cdot9^2,$  how many factors of 9 would there be?  (**think, factors are the numbers being multiplied together)

Multiple Choice

How do the exponents of 2, 3, and 5 relate to one another?

• $3+2=5$
  

• $3\cdot2=5$

• $3-2=5$

• $\frac{3}{2}=5$

Fill in the Blank

In the expression  $5^4$ , how many factors of five are there?  

Fill in the Blank

In the expression  $5^5$  , how many factors of five are there? 

Fill in the Blank

If I multiply   $5^4\cdot5^5$  , how many factors of five are there now? (**think, factors are the numbers being multiplied together)

Multiple Choice

How do the exponents 4, 5, and 9 relate to one another?

• $4+5=9$

• $4\cdot5=9$

• $4-5=9$

• $\frac{4}{5}=9$

Fill in the Blank

In the expression  $x^7,$  how many factors of x are there? 

Fill in the Blank

In the expression  $x^8$  how many factors of x are there? 

Fill in the Blank

If I multiply  $x^7\cdot x^8,$  how many factors of x are there?  (**think, factors are the numbers being multiplied together)

Multiple Choice

How do the exponents 7, 8, and 15 relate to one another?

• $7+8=15$

• $7\cdot8=15$

• $7-8=15$

• $\frac{7}{8}=15$

Multiple Choice

y¹²  x  y¹⁰

• y²
• y²²
• y²⁰
• y¹²⁰

Multiple Choice

t⁹  x  t⁸

• t¹
• t⁷²
• t¹⁷
• t

Multiple Choice

10⁵ x  10⁷

• 10²
• 10³
• 10¹²
• 10¹³

Multiple Choice

Find and explain the error.    
 5 - 3 + 2
     5 - 5
        0

• There is no error.
• Addition was done first and you should have subtracted first
• There is a subtraction error

Multiple Choice

18 + (6 – 2) × 2

• 26
• 29
• 44
• 40

Multiple Choice

2 + (9² - 4)

• 16
• 77
• 79

Multiple Choice

5-(7+3)÷2

• 0
• -5
• 5
• 6

Multiple Choice

Evaluate the expression.

• 3
• 4
• -3
• -6

Multiple Choice

Evaluate the expression.

• 15
• 11
• -15
• -11

Multiple Choice

Which of the following means basically the same things as  $f\left(x\right)=3x-5?$  

•  $x=3x-5$  

•  $y=3x-5$  

•  $f=3x-5$  

•  $x=3y-5$  

Multiple Choice

Given f(x) = 3(6 -x), what is the value of f(-8)

• -42

• 6

• -6

• 42

Multiple Choice

Given f(x)= (2 + x )², what is the value of f(-3)?

• 1

• 25

• -1

• 5

Multiple Choice

Given f(x) = x² - 1, what is the value of f(10)?

• 100

• 101

• 99

• 9

Multiple Choice

Given f(x) = 2x-3, what is the value of f(3)?

• 7

• 4

• 5

• 1