(x + 5)(x - 4)(x + 2) is identical to x3 + ax2 – 18x +b Find the value of a and the value of b.
a =
b=

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity,infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity,infinity)