Simplify the expression. Write the answer using positive exponents.(r-7t)-3
A. - r21 t3
B. r21t
C. - 
D. 
Answer: D
Mathematics
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Solve the problem.How long will it take for $9900 to grow to $33,200 at an interest rate of 2.4% if the interest is compounded quarterly? Round the number of years to the nearest hundredth.
A. 202.27 B. 51.02 C. 50.57 D. 140.15
Mathematics
The nth term of a sequence is given. Find the first 4 terms.an = 
A. 0, 1, 
, 1
B. 0, 
, 
, 
C. 1, 
, 1, 
D. 1, 1, 1, 1
Mathematics
Find the surface area of a rectangular box with length L, width W, and height H.L = 5 ft, W = 4 ft, H = 3 ft
A. 104 ft2 B. 94 ft2 C. 47 ft2 D. 82 ft2
Mathematics
Use an equivalence fraction to write the answer in the requested unit of measure.Convert 60 feet to yards.
A. 6.67 yards B. 2160 yards C. 20 yards D. 180 yards
Mathematics