Add or subtract as indicated. Simplify if necessary. 
- 
A. - 
B. 
C. - 
D. 
Answer: C
Mathematics
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The position vector of a particle is r(t). Find the requested vector.The velocity at t = 0 for r(t) = cos(4t)i + 5ln(t - 3)j - 
k
A. v(0) = 4i - 
j
B. v(0) = 
j
C. v(0) = -
j
D. v(0) = -4i - 
j
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Use the distributive property to multiply. Then, if possible, simplify the resulting expression.
(x - 15)
A. 3x - 75
B. 
x - 9
C. 
x - 3
D. 3x - 3
Mathematics
Solve the problem. Round dollar amounts to the nearest cent.Find the average inventory at retail.
A. $20,193.00 B. $21,272.00 C. $60,579.00 D. $30,289.50
Mathematics
Use the Binomial Theorem to expand and simplify the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics