Two opposite sides of a square with length x are increased by 3 units each and the other two opposite sides are decreased by 3 units each. if the area of the resulting rectangle is 27 unit^2, what would be the width of the rectangle? hint: area of rectangle = length × width a 3 b 6 c 9 d -3 e -6

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no