Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Answer: D
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Provide the proper response.It can be shown that a hyperbola with center at the origin, foci at src="https://sciemce.com/media/4/ppg__10701191713__f1q41g6.jpg" alt="" style="vertical-align: -4.0px;" /> and absolute value of the distances from any point of the hyperbola to the two foci equal to 4.
and 
and equation 
has equation 
Use this result to find an equation of a hyperbola with center at the origin, foci at 
and
A. 
- 
= 1
B. 
- 
= 1
C. x2 - y2 = 4
D. 
- 
= 1
Solve the problem.Bill makes a $100 per month payment for 2
years to pay off a $2500 loan. What was the 
interest rate?
A. 8% B. 10% C. 12% D. None of the above is correct.
Make a scatterplot of the data. Then find an exponential, logarithmic, or logistic function f that best models the data. Round function values to the nearest hundredth.
A. Logistic: f(x) = 
B. Logarithmic: f(x) = 1.29 + 5.19 ln x
C. Logistic: f(x) = 
D. Logarithmic: f(x) = 1.39 + 4.86 ln x
Add or subtract as indicated.
- 
A. 
B. 
C. 
D. 