An entrepreneur estimates that the total profit (profit = total revenue minus total cost) from his proposed company will be give
n by the function P(x) = x3 – 4x2 + 3x – 12, where P is in hundreds of dollars and x is the number of years elapsed after the company starts operations. In how many years (x) will the company break even (no profit, no loss)?
Two integers that lie the same distance from the origin in opposite directions are called opposites. For example, "negative 5" is the opposite of "positive 5." Every number on the number line also has an absolute value, which simply means how far that number is from zero.