Algebra Unit 2C Exam Review

What is the meaning of the slope?

• The cost to get into the fair is $5
• The total cost for the day will increase by $1.75 for every ride you go on.
• The cost to get into the fair is $1.75
• The total cost for the day will increase by $5 for every ride you go on. 

Tags

CCSS.HSF.LE.B.5

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?

• A cost of $7 to ride the taxi
• The cost to ride 7 miles
• The minimum distance to ride a taxi
• The minimum cost of a taxi

Tags

CCSS.HSA.SSE.A.1

What is the meaning of the y-intercept?

• The hamburger will cost $1.90 without any toppings.
• The hamburger will cost $1.40 without any toppings. 
• The cost of the hamburger is $1.90 with one topping
• The cost of the hamburger doesn't change no matter how many toppings there are.

Tags

CCSS.HSF.LE.B.5

• all real numbers

• $12\le n\le52$

• $12\le n\le125$

• $52\le n\le125$

Which of the following expressions can be used to find the nth term of the sequence?

• 14(-3)(n - 1)

• 3 + (n - 1)(14)

• 14 + (n - 1)(-3)

• -3 + (n - 1)(14)

Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint:  Write your formula and then simplify it.)

• a_n=2+6n
• a_n=-6+6n
• a_n=6n-4
• a_n=4-6n

Tags

CCSS.HSF.BF.A.2

Which of the following recursive formulas represents the given sequence.

4, 12, 20, 28, 36, ...

• $a_1=4$ , $a_n=a_{\left(n-1\right)}\cdot3$

• $a_1=4$ , $a_n=a_{\left(n-1\right)}+8$

• $a_1=4$ , $a_n=a_{\left(n-1\right)}-8$

• $a_1=4$ , $a_n=a_{\left(n-1\right)}\cdot9$

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

Given the first five terms, write the recursive formula.
15, 12, 9, 6, 3 ....

• u₁ = 15
  u_n = u_n-1 + 3
• u₀ = 15
  u_n = u_n-1 + 3
• u₁ = 15
  u_n = u_n-1 - 3 
• u₀ = 15
  u_n = u_n-1 - 3

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

• a_n = 4n + 29
• a_n = -4n + 25
• a_n = -4n + 29
• a_n = 4n + 25

Tags

CCSS.HSF.BF.A.2

which equation has the greater rate of change

• y=2x+3

• y=1/2x +4

• same rate of change

Tags

CCSS.HSF.IF.B.6

CCSS.HSF.IF.C.9

CCSS.HSS.ID.C.7