Find the derivative of the function at the point p in the direction of a.f(x, y, z) = x4z - y2z2, p = (2, -5, 1), a = 2i + 2j - k
A. 17
B. 50
C. 
D. 
Answer: D
Mathematics
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Solve the problem with estimation, but do not use a calculator. Use rounding to make the resulting calculations simple.If a person earns $29.55 per hour, estimate that person's annual salary.
A. $40,000 B. $50,000 C. $60,000 D. $70,000
Mathematics
Provide an appropriate response.Factor: x2 + x - 20
A. (x - 4)(x + 5) B. (x - 1)(x + 20) C. (x + 4)(x - 5) D. (x - 10)2
Mathematics
Provide an appropriate response.In the figure below, AB = CD, BE = FC and 
Prove that 
What will be an ideal response?
Mathematics
Fill in the blank with the appropriate measurement relationship.1 yd = 
ft
Fill in the blank(s) with the appropriate word(s).
Mathematics