What is 2/2 minutes that’s added to 2/3

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

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

The sum of four times a number and three is two times the number minus twenty nine