Which of the following expressions are polynomials? (i) x2+4+y3 (ii) 4

1.	Which of the following expressions are polynomials? (i) x2+4+y3 (ii) 4−x−1+z3 (iii) 2x2−2x
Answer» Which of the following expressions are polynomials? (i) $x^{2} + 4 + y^{3}$ (ii) $4 - x^{- 1} + z^{3}$ (iii) $2 x^{2} - \frac{2}{x}$

Discussion