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College Algebra Practice Test 2026 | Exam Prep Questions And Answers

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Which of the following is an example of a polynomial?
Correct Answer:
4x2 - 7
Explanation:
A polynomial is an algebraic expression with one or more terms where the variables have non-negative integer exponents. Option A has two terms with a variable raised to the first power and a constant term, making it a polynomial. Option B also has two terms, both with a variable raised to the second power, making it a polynomial. Option C only contains a constant term and a square root, while option D is a function with a variable raised to a negative power, making them both not examples of polynomials.

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