Solve, using the substitution method, and check.
A. (-9, 9)
B. (4, 14)
C. (12, 6)
D. (10, 8)
E. (9, 9)
Answer: E
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Graph the function. Determine the symmetry, if any, of the function.y = 5
A. Symmetric about the x-axis
B. Symmetric about the x-axis
C. No symmetry
D. No symmetry
Solve the problem.The volume of wood, V, obtained from a tree varies jointly as the height, h, and the square of the girth (the distance around the tree trunk), g. If the volume is 38.4 ft3 when the height is 30 ft and the girth is 
what is the volume when the height is 40 ft and the girth is 6 ft?
A. 110.96 ft3 B. 117.55 ft3 C. 115.2 ft3 D. 118.2 ft3
Provide an appropriate response.Determine the volume of the given figure. Round the answer to nearest hundredth of a foot.
What will be an ideal response?
Write the number in simplest form, without a negative radicand.
A. i
B. i
C. 4i
D. i