1. Which of the following is/are constant/s: 2, x, -4, 5, z, a ? 2. What is the literal coefficient of -5x²y³? 3. How many terms are there in the expression 4x³ + 5x² + 3? 4. What is the degree of a quadratic trinomial? 5. What is the degree 3x³ + 4x³y + 4x²y² - 3? 6. Are -4x and 5x² similar terms? 7. What are the exponents of the variables in the expression 2xy³ + 3x-5? 8. Is 3x² + ½x +0.25 a polynomial? 9. What is the exponential form of (2x) (2x) (2x) (2x) (2x) (2x)? 10. Are all algebraic expressions polynomials?