Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Answer: A
Mathematics
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Find the center of mass of a thin plate covering the given region with the given density function.The region bounded by the curves y = ± 
and the lines x = 1 and x = 9, with density ?(x) = 
A. 
= 3, 
= 0
B. 
= 2, 
= 0
C. 
= 5, 
= 0
D. 
= 4, 
= 0
Mathematics
Solve the problem.Find the image of the polygon ABCDEF under the glide reflection that takes A to A' and F to F'.
A. 
B. 
C. 
D. 
Mathematics
Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.
A. y = -(x + 1)2 - 1 B. y = -(x - 1)2 + 1 C. y = -(x + 1)2 + 1 D. y = (x + 1)2 + 1
Mathematics
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. {x 
B. {x 
C. {x 
D. {x 
Mathematics