Use a graphing calculator to approximate the vertex of the graph of the parabola defined by the following equation. y=x^2+x-4
a.
(-0.5, -4)
c.
(-0.5, -4.25)
b.
(0.5, -4.25)
d.
(0.5, -3.75)

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

Which of the following is the maximum value of the equation y=-x^2+2x+5 a. 5 b. 6 c. 2. d. 1

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment