Find the gradient field of the function.f(x, y, z) = x8y10 + 
A. ?f = 8x7y10i + 10x8y9j - 
k
B. ?f = 
i + 10x8y9j - 
k
C. ?f = (8x7 + 5x4)i + 10y9j - 
k
D. ?f = (8x7 + 5x4)i + 10y9j + 
k
Answer: B
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Solve the problem.Professor Kafka teaches an advanced probability class with an enrollment of 13 students. The front row has 6 chairs. A particular student, Carl, must sit in the front row between his tutor, Sue, and his best friend, Pat. In how many different ways can Professor Kafka assign students to sit in the first row?
A. 1440 B. 2880 C. 720 D. 5760
Simplify: 
A. -
B. -
C. 
D. undefined
Solve the following equations for x:
3x a. ÄÄ = 9 c. 13 - 4x = 9 2 1 9 4 3 b. x + Ä = Ä d. Ä + Ä = 7 4 4 x 5
Perform the indicated operations. Write the answer in simplest form. 
÷ 
A. 
B. 
C. 
D. 