Which line has an undefined slope? select one: a. x=18 b. 2y−6x=0 c. y=−9 d. y=x

Standard deviation of 19,29,21,22,23

Select all the expressions that will include a remainder.

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