Final answer:
The expression 4p³ - 9p + 2 represents a cubic polynomial in the variable p.
Step-by-step explanation:
The given expression 4p³ - 9p + 2 is a polynomial in the variable p. It represents a mathematical equation that involves powers of p and arithmetic operations such as multiplication and addition. In this case, the polynomial is a cubic polynomial because the highest power of p is 3. Polynomial equations are commonly studied in algebra and can be solved for specific values of p using various methods.