Unit 5 Test Review

Front

What is the degree of the polynomial 5x^5 - 6x^6 + 2?

Back

The degree of the polynomial is 6.

Front

Which inequality is represented by the graph that shows a line with a dashed line above it?

Back

The inequality is y > x + 1.

Front

Given x ≤ -10, is -25 a solution?

Back

Yes, -25 is a solution.

Front

When graphing an inequality, which symbol uses an open dot?

Back

The symbols < and > use an open dot.

Front

What is the name of the symbol \( \le \)?

Back

The symbol \( \le \) means 'less than or equal to'.

Front

What is the definition of a polynomial?

Back

A polynomial is a mathematical expression consisting of variables, coefficients, and non-negative integer exponents.

Front

How do you determine the degree of a polynomial?

Back

The degree of a polynomial is the highest power of the variable in the expression.

Front

What does the inequality y ≤ x + 1 represent graphically?

Back

It represents a line with a solid line and shaded area below it.

Front

What is the difference between an open dot and a closed dot in graphing inequalities?

Back

An open dot indicates that the value is not included (using < or >), while a closed dot indicates that the value is included (using ≤ or ≥).

Front

What is the solution set for the inequality x > 3?

Back

The solution set includes all numbers greater than 3.