Determine if the sequence is arithmetic, geometric, or neither. If arithmetic or geometric, determine the first term and the common difference or common ratio.
A. neither arithmetic nor geometric
B. Arithmetic; a = - 4, d = 
C. Geometric; a = - 
, r = 
D. Arithmetic; a = - 
, d = 3
Answer: D
Mathematics
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Find projv u.v = 2i - 2j - 4k, u = 12i - 5k
A. 
i - 
j - 
k
B. 
i - 
k
C. 
i - 
k
D. 
i - 
j - 
k
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Identify the place value of the digit 5 in the decimal number. 105,407.04
A. thousandths B. thousands C. hundredths D. hundreds
Mathematics
Simplify.
A. 0.003 B. 0.03 C. 0.3 D. 3
Mathematics
Write using radical notation. Then, simplify, if possible.(243x20)2/5
A. 243x4 B. 9x4 C. 9x8 D. 9x2
Mathematics