Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
A polynomial with no zero values. Example: 3x^2 + 2x + 5
A polynomial with all coefficients equal to zero. Example: 0
A polynomial with only one term. Example: 4x
A polynomial with an infinite number of terms. Example: x + x^2 + x^3 + ...
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.