Equations
Use the Quadratic formula to solve the equation.
-x^2+6x-5=0
x= 1
x=5
What is the quadratic formula
x=-b +- root b^2-4ac/2a
What is discriminant?
b^2-4ac
What is the number of real solutions?
-x^2+9x+7=0
2 real solutions
What is the Quadratic formula song?
x equals negative b plus or minus square root of b squared minus 4 ac all over 2 a
Your school's jazz band is selling CDs as a fundraiser. The total profit p depends on the amount x that your band charges for each CD. The equation p= -x^2+48x-300 models the profit charge for a CD to make a profit of $200?
15.29