Solve the equation.x - 
= 4
A. {-1}
B. {1, 2}
C. {9}
D. {2, 9}
Answer: C
Mathematics
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Evaluate the geometric series or state that it diverges.
A. 
B. 
C. 
D. 
Mathematics
Write a polynomial equation in standard form with the given solutions.-5, -9
A. x2 + 4x + 45 = 0 B. x2 - 4x - 45 = 0 C. x2 + 14x + 45 = 0 D. x2 - 14x + 45 = 0
Mathematics
Find a polynomial equation with real coefficients that has the given roots.4i, 
A. x4 + 9x2 - 112 = 0 B. x4 + 18x2 + 112 = 0 C. x4 - 18x2 + 112 = 0 D. x4 - 9x2 - 112 = 0
Mathematics
Solve the problem.An earthquake was recorded which was 2,511,886 times more powerful than a reference level zero earthquake. What is the magnitude of this earthquake on the Richter scale? Intensity on the Richter scale is log
.
A. 14.7 B. 5.4 C. 0.64 D. 6.4
Mathematics