Find the quadratic function y = f(x) that has the given vertex and whose graph passes through the given point.vertex 
; passing through 
A. y = 
2 - 
B. y = 
2 + 
C. y = - 
2 + 
D. y = - 
2 - 
Answer: C
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If you have a mortgage, and you make monthly payments, then your equity is the total paid toward the principal at a given time. If your mortgage is for P dollars at a monthly rate of 0.01, and if you have paid k of a total of t monthly payments due, then your equity in dollars is given by
?
.
?
Suppose your mortgage is for 113740 dollars and that you have made 168 out of 360 monthly payments due.A: Use functional notation to express your equity.B: Calculate the value you found in part a.C: If you have made half of the 360 monthly payments, have you paid off half of the mortgage?
What will be an ideal response?
Solve the problem.The future value of 
invested for 5 years at rate r, compounded annually, is given by 
. Find the rate r, as a percent, that gives a future value from $5610 to $6442, inclusive. Round to the nearest whole percent.
A. 7% ? r ? 15% B. 6% ? r ? 9% C. 8% ? r ? 13% D. 7% ? r ? 10%
Find the real zeros of the function. List the x-intercepts of the graph of the function.P(x) = (4x - 7)2 - 6(4x - 7) + 8
A. x = - 
, x = - 
B. x = 
, x = 
C. x = 
, x = - 
D. x = - 
, x = 
Simplify the radical. Assume that all variables represent positive numbers.
A. 15
B. 42
C. 6
D. 7