Express the vector in the form ai + bj + ck.9u - 5v if u = 
and v = 
A. v = 9i + 9j - 5k
B. v = -6i + 9j - 5k
C. v = 24i + 9j - 5k
D. v = -6i + 14j - 5k
Answer: B
Mathematics
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Provide an appropriate response.Find the sum of the series 
by expressing 
as a geometric series, differentiating both sides of the resulting equation with respect to x, multiplying both sides by x, differentiating again, and replacing x by 
.
A. 
B. 
C. 
D. 
Mathematics
Translate the sentence into an equation and solve it.Twenty-nine minus eight times a number is equal to five. Find the number.
A. 29 - 8n = 5, n = 4 B. 8n - 29 = 5, n = 4 C. 29 - 8n = 5, n = 3 D. 8n - 29 = 5, n = 6
Mathematics
Find the root.
A. 8.368 B. Not a real number C. 5 D. 25
Mathematics
Simplify and add or subtract wherever possible.4
- 2
+ 5
A. 100
- 18
+ 180
B. 20
- 6
+ 30
C. 12
- 10
+ 35
D. 44
Mathematics