What are the like terms in the expression 7y + 4 + 4x + 7?
7y and 7
04 and 4x
O
Ty and 4
o
4 and 7
Which expression is not equivalent to of? *
O
15f-9f

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