Provide an appropriate response.Find the measurement of length y. 
A. 2 cm
B. 6 cm
C. 7 cm
D. 3 cm
Answer: D
Mathematics
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Find the amplitude, period or displacement.Find the amplitude of y = 2 sin 
.
A. 
B. 2
C. 3
D. 6
Mathematics
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?
= 0
B. ?f??g = 0
C. ?g = 0
D. f approaches a local extremum as ? ? 0.
Mathematics
Solve the system of equations by the substitution method.
A. (-15, 5) B. (5, -15) C. infinite number of solutions D. no solution
Mathematics
Answer the question.For f(x) = 7x + 9 and g(x) = 5/x, what is the domain of f?g?
A. 
B. All real numbers
C. 
D. 
Mathematics