A man invests a total of $21,000 in two accounts, one paying 5.5% simple interest per year and the ther paying 8.5% simple interest per year. His annual interest from both accounts is $1,280 . How much did he invest at each rate?
What will be an ideal response?
x = $16,833 , y = $4,167
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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. f(8, 0) = -4, local minimum; f(0, 8) = -4, local minimum B. f(8, 8) = 8188, local maximum C. f(0, 0) = -4, saddle point; f(8, 8) = 8188, local maximum D. f(0, 0) = -4, test is inconclusive
Write with positive exponents.2 a-3/8 b1/4
A. 
B. 
C. 
D. 
Find the indicated set.Let A = {2, 5, 8, 17, 24} and B = { 1, 5, 18, 21, 24}.Find A ? B.
A. {1, 2, 5, 8, 17, 18, 21, 24} B. ? C. {5, 24} D. none of these
Solve the problem.The rabbit population in a forest area grows at the rate of 4% monthly. If there are 170 rabbits in April, find how many rabbits (rounded to the nearest whole number) should be expected by next April. Use 
A. 261 B. 220 C. 274 D. 287