Quiz about Polynomial Arithmetic

Question 1

Which polynomials are in standard form?

Accepted Answer

Covalent bond

Answer

$$x^{4}-8 x^{2}-16$$

Answer

$$5-2 x$$

Answer

$$5 x^{3}+4 x^{4}-3 x+1$$

Answer

None of the above

Question 2

An expression is shown.

$$(2 x-3)+[4 x(3 x+2)]$$

Which expression is equivalent to the given expression?

Accepted Answer

Covalent bond

Answer

$$12 x^{2}+10 x-3$$

Answer

$$12 x^{2}+2 x-1$$

Answer

$$9 x-1 $$

Answer

$$14 x+5$$

Question 3

Westville has a land area of $$84.4$$ square miles. In 2015 , the population density was $$22.5$$ people per square mile.

In 2016 , the population was $$2,000$$ people.

By how many people did the population of Westville increase between 2015 and 2016 ?

Accepted Answer

Covalent bond

Answer

101

Answer

102

Answer

103

Answer

104

Question 4

Multiply $$(5 t^{6})(7 t^{3})$$

Accepted Answer

Covalent bond

Answer

$$35 t^{9}$$

Answer

$$35 t^{3}$$

Answer

$$ \frac{35}{t^{3}}$$

Answer

$$ 35 t^{-9}$$

Question 5

Multiply $$(-9 n^{6})(n^{3})$$

Accepted Answer

Covalent bond

Answer

$$-9 n^{6}$$

Answer

$$\frac{9}{n}$$

Answer

$$-\frac{9}{n^{6}}$$

Answer

$$-9 n^{3}$$

Polynomial Arithmetic Algebra 2 Maths Problems and Solutions