Find the second-order partial derivative.Find fxx when f(x,y) = 8x3y - 7y2 + 2x.
A. -28
B. 24x2
C. -14
D. 48xy
Answer: D
Mathematics
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Which of the tables below show linear data? ? Table 1 x 3 5 7 9 y 36 39.59 44.12 47.62? Table 2 x 3 5 7 9 y 35.56 39.51 43.46 47.41?
A. Table 1 only B. Table 2 only C. Both Table 1 and Table 2 D. Neither table is linear.
Mathematics
Find the due date and proceeds. Round to the nearest cent.
A. January 9; $4647.50 B. January 9; $4152.50 C. January 11; $4647.50 D. January 11; $4152.50
Mathematics
Multiply.(85)(192)
A. 16,310 B. 16,420 C. 16,330 D. 16,320
Mathematics
?For the probability density function 
on the interval 
, find the probability that 
. Round
your answer to the nearest thousandth. ? A. ?0.063 B. ?0.27 C. ?0.149 D. ?0.2 E. ?0.189
Mathematics