College Math CLEP Prep Practice Exam

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What is the degree of the polynomial below?

The correct answer is: Pi

An irrational number is a number that cannot be expressed as a precise fraction of two integers. Option A, 14, can be expressed as the fraction 14/1, so it is a rational number. Option B, 7, can be expressed as the fraction 7/1, making it a rational number as well. Option D, 0, can be expressed as the fraction 0/1, making it a rational number. Option C, Pi, which is approximately 3.14, cannot be precisely expressed as a fraction, making it an irrational number.