Solve the problem.Alla doesn't trust banks, so her savings are hidden under her mattress. Deepak has his savings in an investment at simple interest. In approximately what year did they have the same amount?
A. 1986
B. 1996
C. 1988
D. 1989
Answer: D
Mathematics
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Find the length of the curve.The curve r = 9 sin3 
, 0 ? ? ? 
A. 
(5? - 8)
B. 
(5? - 9
)
C. 27(3
- ?)
D. 
(2? - 3
)
Mathematics
Find the derivative of the function by using the definition.y = x3 + 16x - 6
A. 3x2 + 16 B. 3x2 + 16x - 6 C. 3x2 + 16x D. 3x3 + 16
Mathematics
Divide as indicated. Write the quotient in standard form.
A. 5i B. 5 C. -5i D. -5
Mathematics
Solve the formula for the specified variable.d = rt for t
A. t = d - r
B. t = 
C. t = 
D. t = dr
Mathematics