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Unit 2C Review

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Last updated over 3 years ago
9 questions
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Question 1
1.

Match the arithmetic sequences with their formulas

Draggable itemarrow_right_altCorresponding Item
4, 9, 14, 19, 24,...
arrow_right_alt
a(n) = 4 + 5(n - 1)
-4, 1, 6, 11, 16,...
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a(n) = 4 - 5(n - 1)
0, 4, 8, 12, 16,...
arrow_right_alt
f(n) = 4(n - 1)
5, 9, 13, 17, 21,...
arrow_right_alt
c(n) = -4 + 5(n - 1)
4, -1, -6, -11, -16,...
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f(n) = 5 + 4(n - 1)
Question 2
2.

Match the explicit formulas to the arithmetic sequences

Draggable itemarrow_right_altCorresponding Item
f(n) = 5
arrow_right_alt
0, -5, -10, -15, -20,...
a(n) = -5(n - 1)
arrow_right_alt
5, 5, 5, 5, 5,...
f(n) = -4 - 5(n - 1)
arrow_right_alt
5, 1, -3, -7, -11
a(n) = 5 - 4(n - 1)
arrow_right_alt
-4, -9, -14, -19, -24
Question 3
3.

What is the 100th term for this sequence?
4, 9, 14, 19, 24,...

Question 4
4.

Aiden is a spice trader. He sells any amount of cumin seeds from 1 kilogram to 1000 kilograms. He charges $5 for 1 kilogram and $2000 for 1000 kilograms. p(w) models the price (in dollars) of w kilograms of cumin seeds in Aiden's shop. What is the domain of this function? Write in set notation or interval notation.

Question 5
5.

Which car will save you money on gas?

Question 6
6.

How many miles per gallon do you get from that car?

Question 7
7.

Find the machine that uses less plastic per mug. How many pounds of plastic does it use per mug?

Question 8
8.

An aquarium is being filled at a rate of 2.5 inches per second. The equation y = 2.5x is used to determine the height of the water after x seconds. Find the domain of the situation if it takes 60 seconds to fill the aquarium.

Question 9
9.