Solve the problem.How many different 10-letter words (real or imaginary) can be formed from the letters in the word ACCOUNTING?
A. 1,814,400
B. 90,720
C. 907,200
D. 3,628,800
Answer: C
Mathematics
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Estimate the error that is made by approximating the sum of the given series by the sum of the first five terms.
A. 0.0006 B. 0.0008 C. 0.0004 D. 0.0002
Mathematics
Write a general term an for the sequence. Assume that n begins with 1.
, 
, 
, 
, 
, . . .
A. an = 
B. an = 
C. an = 
D. an = 
Mathematics
The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 1 for r(t) = t5i + 4ln
j + 
k
A. a(1) = 20i - 4j - 2k
B. a(1) = 20i + 
j - 2k
C. a(1) = 20i + 4j + 2k
D. a(1) = 20i + 
j + 2k
Mathematics
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.3.9 ft = 
cm
A. 9.9 B. 153.5 C. 118.9 D. 99.1
Mathematics