Provide an appropriate response.Why is the answer (x2 - 81)(x2 + 81) not the correct answer to the instruction "Factor 
) completely"?
What will be an ideal response?
The term x2 - 81 can still be factored as (x - 9)(x + 9).
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Solve the problem.For the triangle with vertices located at A(5, 3, 5), B(4, 4, 4), and C(1, 1, 1) , find a vector from vertex C to the midpoint of side AB.
A. 
i + 
j + 
k
B. 
i + 
j + 
k
C. 
i + 
j + 
k
D. 
i + 
j + 
k
Complete the horizontal analysis for the comparative income statement. Round to the nearest tenth of a percent.
A. 10.7%, 42.9%, 10.4%, 8.3%, 13.9%, -56.9%, 20.0% B. -11.9%, -75.0%, -11.6%, -9.1%, -16.2%, 36.2%, -25.0% C. 5.6%, -50.0%, 5.2%, -0.8%, -1.8%, -161.2%, 4.0% D. 11.9%, 75.0%, 11.6%, 9.1%, 16.2%, -36.2%, 25.0%
Identify the vertices and foci.
+ 
= 1
A. Vertices: (-23, 2), (27, 2); Foci: (-13, -4), (17, -4) B. Vertices: (-4, -23), (-4, 27); Foci: (-4, -13), (-4, 17) C. Vertices: (-4, -23), (-4, 27); Foci: (-18, 2), (22, 2) D. Vertices: (-23, 2), (27, 2); Foci: (-4, -18), (-4, 22)
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
+ 3
A. 
B. 
C. 
D. 