Two roots of a third degree polynomial function f(x) are -4 and 4. Which statement describes the number and nature of all roots for this function? f(x) has three complex roots.
f(x) has three real roots.
f(x) has two real roots and two complex roots. f(x) has three real roots and one complex root.​

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°