The vertex of the parabola is at (4, -3). When the x-value is 5, the y-value is 6. What is the coefficient of the squared expression in the parabola's equation?
A.2
B.3
C.-3
D.-2

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b.fitness equipment worth $1,700 c.a holiday package worth $2,000