Write the following as a single radical. Assume that all variables represent nonnegative values.
A. 
B. n42
C. 
D. 
Answer: D
Mathematics
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Find the inverse of the function.f(x) = 5x3 - 3
A. f-1(x) = 
+ 3
B. f-1(x) = 
C. f-1(x) = 
D. Not invertible
Mathematics
Solve the problem.On April 1, the unpaid balance in an account was $230. A payment of $70 was made on April 7. On April 21 a $10 purchase was made. The finance charge rate was 1.75% per month of the average daily balance. Find the new balance at the end of April.
A. $173.10 B. $233.05 C. $163.04 D. $171.75
Mathematics
For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Mathematics
Convert the given equation to a rectangular equation.r = 
A. 5x2 - 4y2 - 30y - 25 = 0 B. 4x2 - 4y2 - 30y - 25 = 0 C. 4x2 - 5y2 - 30y - 25 = 0 D. 4x2 + 5y2 - 30y - 25 = 0
Mathematics