Find the unit vector having the same direction as v.v = -36i + 36j -18k
A. - 
i + 
j - 
k
B. 
i + 
j + 
k
C. - 
i + 
j - 
k
D. - 
i + 
j - 
k
Answer: C
Mathematics
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A. {(-4, -3, -2)} B. {(-4, -2, -3)} C. ? D. {(-2, -3, -4)}
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Multiply.(x + 5y)(x - 11y)
A. x2 - 9xy - 55y2 B. x2 - 6xy - 6y2 C. x - 6xy - 55y D. x2 - 6xy - 55y2
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Factor.x3 + y6
A. (x - y2)(x2 - x y2 + y2) B. (x + y2)(x2 - x y2 + y2) C. (x - y2)(x2 + x y2 + y2) D. (x + y2)(x2 + x y2 + y2)
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Use transformations of the graph of y = x4 or y = x5 to graph the function.f(x) = (x + 2)5 
A. 
B. 
C. 
D. 
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