Lesson 4.2/3 Adding, Subtracting, and Multiplying Polynomials
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Last updated over 1 year ago
11 questions
2 points
2
Question 1
1.
Perform the indicated operation. Write the result in standard form.
2 points
2
Question 2
2.
Perform the indicated operation. Write the result in standard form.
2 points
2
Question 3
3.
Perform the indicated operation. Write the result in standard form.
2 points
2
Question 4
4.
Perform the indicated operation. Write the result in standard form.
3 points
3
Question 5
5.
Water is being pumped into two tanks at variable rates. The volume of water in Tank A is modeled by
and the volume of water in Tank B is modeled by
where t is the time in minutes since the tanks started to be filled. The volume is measured in gallons.
Write an expression to model the total amount of water in tanks A and B after t minutes. How much water is in both tanks after 3 minutes?
4 points
4
Question 6
6.
Using the integers -9 to 9, at most one time each, fill in the boxes to make a true statement.
2 points
2
Question 7
7.
Find the product
3 points
3
Question 8
8.
Find the product
3 points
3
Question 9
9.
Find the product
4 points
4
Question 10
10.
The number of students enrolled at a college is modeled by
and the average tuition paid per student (in thousands of dollars) is modeled by
In both models, t represents the number of years since 2010. Write a function R(t) to model the annual revenue that the college receives from tuition payments. Then predict the revenue received in 2020.
4 points
4
Question 11
11.
Using the whole numbers 1 through 9, at most one time each, fill in the boxes to make a true statement.