Factor completely. If the polynomial is prime, say so.5x4y2 + 8x4y - 4x3y3
A. x3y(5xy - 8x + 4y2)
B. x3y(5xy + 8x - 4y2)
C. x3(5xy2 + 8xy - 4y3)
D. x3(5xy - 8x - 4y2)
Answer: B
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Provide an appropriate response.Find the direction in which the function is increasing most rapidly at the point P0.f(x, y) = xey - ln(x), P0(3, 0)
A. 
i
B. 
i + 
j
C. 
i + 
j
D. 
i + 
j
Rank the choices as requested.An airline is deciding which type of movie to show during a flight. The passengers are asked to rank the following four choices: (A)ction, (C)omedy, (M)usical, and (Drama). The results are summarized below.Number of Ballots
Rank the four choices using the Borda count method.
A. A, M, D, C B. M, C, D, A C. M, D, A, C D. C, M, D, A
Perform the indicated operation.(-9x)2
A. -81x2 B. -18x2 C. 81x2 D. 9x2
Factor completely.x2 - 1.8x + 0.81
A. (x + 0.9)(x - 0.9) B. (x - 0.9)2 C. (x + 0.9)2 D. Prime