Find the domain below

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Find the value of x for which line a is parallel to line b

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