Factor the expression. Express your answer so that only positive exponents occur. x2/7 - x-4/7
A. x-4/7(x6/7 + 1)
B. x-4/7(x6/7 - x)
C. x-4/7(x6/7)
D. x-4/7(x6/7 - 1)
Answer: D
Mathematics
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A. 
B. - 
C. - 
D. 
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List all numbers from the set that are of the type indicated.
Integers
A. 
, 
, 
, 
B. 
, 
, 
C. 
, 
, 
, 
D. 
, 
, 
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Find the component form of the indicated vector.Let u = 
, v = 
. Find -u - v.
A. 
B. 
C. 
D. 
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Multiply.× 
A. 185.48 B. 185.491 C. 185.49 D. 185.380
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