The following table shows the length and width of a rectangle:
Length Width
Rectangle A 4x + 5 3x − 2
Which expression is the result of the perimeter of rectangle A and demonstrates the closure property?
14x + 6; the answer is a polynomial
14x + 6; the answer may or may not be a polynomial
2x + 6; the answer is a polynomial
2x + 6; the answer may or may not be a polynomial
1 answer
2x + 6; the answer is a polynomial