Simplify. Write the answer using positive exponents only.
4
A. 
B. - 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.For what value of a is the volume of the tetrahedron formed by the coordinate planes and the plane 
equal to 6?
A. a = 2
B. a = 4
C. a = 3
D. a = 
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Complete the identity.
= ?
A. 2 sin (14?) B. 2 sin (7?) sin (3?) C. 2 cos (7?) sin (3?) D. tan (7?)
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The graph of an exponential function is given. Select the function for the graph from the functions listed.
A. f(x) = 2-x B. f(x) = - 2x C. f(x) = - 2-x D. f(x) = 2x
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Round the number to the place indicated.Round to the nearest one: 1.1
A. 1 B. -8 C. 2 D. 0
Mathematics