Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 5i, v = 6j
A. 30; 30k
B. 30; k
C. 5; 6k
D. 30; -k
Answer: B
Mathematics
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(s, t), y = h(s, t), z = k(s)
A. 
= 
+ 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
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Sketch the graph of the pair of functions. Use a dashed line for g(x).f(x) = x2 , g(x) = - 
(x + 3)2 + 4
A. 
B. 
C. 
D. 
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Graph the function f by starting with the graph of y = x2 and using transformations (shifting, compressing, stretching, and/or reflection).f(x) = 
x2 + 
x - 1 
A. 
B. 
C. 
D. 
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Translate the sentence into an equation. If needed, use x to represent "a number."Five added to three times a number equals -37.
A. 3x - 37 = 5 B. 3x + 37 = 5 C. 3(x + 5) = -37 D. 3x + 5 = -37
Mathematics