Question

Which statement shows how two polynomials 4x + 6 and 2x2 − 8x demonstrate the closure property when multiplied?
Question 6 options:

1) 8x3 − 20x2 − 48x is a polynomial

2) 8x3 − 20x2 + 48x may or may not be a polynomial

3) 8x2 − 32x2 − 14x is a polynomial

4) 8x3 − 32x2 + 14x may or may not be a polynomial