Find the number of subsets of the set.{math, English, history, science, art}
A. 16
B. 28
C. 24
D. 32
Answer: D
Mathematics
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Answer the question.Consider a function f(x, y, z), where the independent variables are constrained to lie on the curve 
(t) = x(t)i + y(t)j + z(t)k. What mathematical fact forms the basis for the method of Lagrange multipliers?
A. f approaches a local extremum as ? ? 0.
B. ?f?
= 0
C. ?f??g = 0
D. ?g = 0
Mathematics
Find the distance from (-10,2,-8) to the xy-planes.
a. 8 b. 16 c. 10 d. 2 e. 4
Mathematics
Evaluate the expression, if possible.811/4
A. 12 B. 36 C. 3 D. 243
Mathematics
The graph of the derivative 
(x) of a continuous function f is shown. On what intervals is f decreasing?
Mathematics