Find the quantity if v = 5i - 7j and w = 3i + 2j.
A. 2
- 
B. 
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C. 
D. 
Answer: C
Mathematics
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Find the mass of the wire that lies along the curve r and has density ?.r(t) = 7i + (8 - 3t)j + 4tk, 0 ? t ? 2? ; ? = 8(1 + sin 4t)
A. 80? units B. 40 + 80? units C. 20 + 80? units D. 16? units
Mathematics
Find the mean of the data presented in the given table of values.
(Round to the nearest tenth if necessary.)
A. 9 B. 7.5 C. 6 D. 8
Mathematics
Provide an appropriate response.Define and interpret "PE Ratio."
What will be an ideal response?
Mathematics
Find the perimeter or circumference. Use ? ? 3.14 when needed.A polygon whose side lengths are 5.8 ft, 4.63 ft, 2.22 ft, 8 ft, and 2.6 ft
A. 15.69 ft B. 23.25 ft C. 16.05 ft D. 8.49 ft
Mathematics