Solve the equation by completing the square. Give the solutions in exact form and in decimal form rounded to two decimal places. (Enter your answers as a comma-separated list.) −x2 + x − 1 = 0
exact form x =

decimal form x ≈

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

What are the soultion(s) to the quadratic equation 40- x^2=0

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg