Use the given vectors to find the specified scalar.u = -3i + 6j, v = -9i - 10j, w = -3i + 2j; Find u ? (v + w).
A. -48
B. -12
C. 21
D. -33
Answer: B
Mathematics
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Find the first three terms of the Taylor series in x - a.cot x, x = 
A. 
- 
2 - 
3 - . . .
B. 
- 
2 + 
3 - . . .
C. 
+ 
3 + 
5 + . . .
D. - 
- 
3 - 
5 - . . .
Mathematics
Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set.A ? B
A. {r, t, u, v, w, x, z} B. {v, w, x, y, z} C. {q, s, y} D. {q, s, u, w, y, z}
Mathematics
Graph the function over a one-period interval.y = -2 sin 4
- 1
A. 
B. 
C. 
D. 
Mathematics
Identify the sequence as arithmetic, geometric, or neither.4, 8, 16, 32, 64, . . .
A. Arithmetic B. Geometric C. Neither
Mathematics