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

8x3 − 20x2 − 48x is a polynomial

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

8x2 − 32x2 − 14x is a polynomial

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

Question

Which statement shows how two polynomials 4x + 6 and 2x2 − 8x demonstrate the closure property when multiplied?

 8x3 − 20x2 − 48x is a polynomial

 8x3 − 20x2 + 48x may or may not be a polynomial

 8x2 − 32x2 − 14x is a polynomial

 8x3 − 32x2 + 14x may or may not be a polynomial

anonymous · Answer

Whups this is algebra. I put it under world history