On vacation, your family decides to rent a car. the total cost involves the one time rental fee of $56.34 and $0.49 per mile which expression represents the total rental cost in terms of the rental fee and the cost per mile a. 56.34 +.49x b.56.34 - .49x c. -56.34 - .49x d. 56.34x + .49

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