Expand and simplify

(x+4)(2x-1)

Which graph represents the solution of the inequality?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

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