Name the property illustrated by the statement.7 + 0 = 7
A. associative property for addition
B. commutative property for addition
C. identity element for addition
D. distributive property
Answer: C
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 1 ln 3 (e - 1)
B. 1 ln 2 (e - 1)
C. 
ln 2 (e - 1)
D. 
ln 3 (e - 1)
Use a calculator to find the function value to four decimal places.cot (5.35)
A. 0.5953 B. -1.3498 C. -0.7408 D. 1.6799
Answer the question about the given function.Given the function f(x) = 
, is the point (2, - 2) on the graph of f?
A. Yes B. No
Solve by using the simplex method.Maximize3x1+ 4x2+ 2x3subject tox1?+x3?? 16?2x2+ x3? 203x1+ 6x2? 36and x1 ? 0, x2 ? 0, x3 ? 0
A. Maximum = 58 when x1 = 6, x2 = 5, and x3 = 10 B. Maximum = 48 when x1 = 4, x2 = 4, and x3 = 10 C. Maximum = 52 when x1 = 4, x2 = 4, and x3 = 12 D. Maximum = 64 when x1 = 8, x2 = 6, and x3 = 8