Find the eccentricity of the conic section shown in the graph.
A. e = 1
B. e = 
C. e = 4
D. e = 
Answer: B
Mathematics
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Use a calculator to evaluate the expression. Round the answer to three decimal places.(-2.39)-3
A. 13.652 B. -13.652 C. 0.073 D. -0.073
Mathematics
Find a general term an for the arithmetic sequence.a1 = 2, d = -4
A. an= -4n + 6 B. an= -6 - 4n C. an= 4n - 2 D. an= -4n - 2
Mathematics
Solve the triangle.A = 53°, B = 65°, a = 7
A. C = 62°, b ? 7.9, c ? 6.8 B. C = 28°, b ? 6.2, c ? 6.8 C. C = 62°, b ? 6.2, c ? 6.8 D. C = 62°, b ? 7.9, c ? 7.7
Mathematics
Add.10 + (-16) + (-19)
A. -25 B. 13 C. 45 D. 7
Mathematics