The degree of 2x⁴ + x³y - xy³ is _____?
- Cubic
- Linear
- Biquadratic
- None of these
Explanation
The degree of a polynomial is the highest sum of exponents in a term:
2x⁴: degree 4
x³y: degree 4
xy³: degree 4
Highest degree is 4, so it's Biquadratic.
Last verified on 17-03-2026