Are the following polynomials? 1. f (x) = 2x3 + 5x2 + 4x + 8
2. f (x) = 2x2 + 1-1
3. f(x) = 5 - 2 + 723 - 22
4. f (x) = ſæ2 – x4 +5 + 8x
5. f(x) = 2/3
6. f(x) = m + - 2

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

What is the area of a triangle with a base of 7x and height of 8x expressed as a monomial? question 5 options: 1x 15x2 28x2 56x2

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense