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. 8% ? r ? 13%
B. 7% ? r ? 15%
C. 6% ? r ? 9%
D. 7% ? r ? 10%
Answer: D
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Use a table of values to graph the plane curve defined by the following parametric equations. Find a rectangular equation for the curve.x = t2, y = 
+ 2, for t in [0, 4] 
A. 
y = 
x - 1, for x in [0, 16]
B. 
y = 
+ 2, for x in [0, 16]
C. 
y = 
- 1, for x in [0, 16]
D. 
y = x2 - 1, for x in [0, 2]
Solve the problem.The numerator of a fraction is 6 times the denominator. If 9 is subtracted from the numerator, and added to the denominator, the resulting fraction is equal to 
. What was the original fraction (not written in lowest terms)?.
A. 
B. 
C. 
D. 
Solve the inequality and write the answer in interval notation.
?
What will be an ideal response?
Find the value of x.
?
Fill in the blank(s) with the appropriate word(s).