Find the quantity indicated.x varies inversely as the square of y. If x = 4 when y = 6, find x when y = 3.
A. 2
B. 36
C. 16
D. 32
Answer: C
Mathematics
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Find f-1(x) for the following one-to-one function f.f(x) = x3 - 1
A. f-1(x) = 
B. f-1(x) = x3 + 1
C. f-1(x) = 
D. f-1(x) = 
+ 1
Mathematics
Solve for the principal.Susan notes that her savings account earned $516.10 in 1 year. If the account earns 4.7% simple interest, then what was her principal?
A. $9882.82 B. $10,980.85 C. $16,471.37 D. $21,961.82
Mathematics
Find all solutions of 2 sin x - figure 1.png)
= 0.
 figure 2.png)
Mathematics
Use summation notation to write the sum.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics