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Knihovna

Lesson 4.2/3 Adding, Subtracting, and Multiplying Polynomials

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Poslední aktualizace almost 2 years ago
11 Dotazy
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Otázka 1
1.

Perform the indicated operation. Write the result in standard form.

Otázka 2
2.

Perform the indicated operation. Write the result in standard form.

Otázka 3
3.

Perform the indicated operation. Write the result in standard form.

Otázka 4
4.

Perform the indicated operation. Write the result in standard form.

Otázka 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?

Otázka 6
6.

Using the integers -9 to 9, at most one time each, fill in the boxes to make a true statement.

Otázka 7
7.

Find the product

Otázka 8
8.

Find the product

Otázka 9
9.

Find the product

Otázka 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.

Otázka 11
11.

Using the whole numbers 1 through 9, at most one time each, fill in the boxes to make a true statement.