Find the triple scalar product (u x v) ? w of the given vectors.u = 2i - 4j + 3k; v = -4i - 9j + 4k; w = 8i - 10j + 9k
A. -18
B. 139
C. -354
D. 526
Answer: A
Mathematics
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Multiply.-4 ? (-4) ? 2 ? (-2) ? 3 ? (-5) ? (-3)
A. -13 B. -2880 C. 963 D. 2880
Mathematics
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = -x2 + 9x - 1
A. Maximum: 
B. Maximum: - 
C. Minimum: -1
D. Minimum: 
Mathematics
Match the property with the example of it.Associative property
A. (3 + 4) + 0 = (3 + 4) B. (3 + 4) + 7 = (4 + 3) + 7 C. (3 + 4) + 7 = 3 + (4 + 7) D. (3 + 4) + 7 = 3 + (4 + 3)
Mathematics
Find an equation for the line with the given properties.The solid line L contains the point (-1, 4) and is perpendicular to the dotted line whose equation is 
Give the equation of line L in slope-intercept form.
A. y - 4 = - 
(x + 1)
B. y = 
x + 
C. y - 4 = 2(x + 1)
D. y = - 
x + 
Mathematics