Find the domain of the logarithmic function.f(x) = log9(x + 8)
A. (9, ?)
B. (-8, ?)
C. (-?, 0) or (0, ?)
D. (8, ?)
Answer: B
Mathematics
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Match the vector equation with the correct graph.
r(t) = 2 cos ti + sin tk; 0 ? t ? ?
A. Figure 4 B. Figure 2 C. Figure 7 D. Figure 6
Mathematics
Convert the improper fraction to a mixed number.
A. 5
B. 4
C. 4
D. 3
Mathematics
Use a calculator to help solve the equation. Round approximate answers to three places.
= -167.542
A. {0.183} B. {5.451} C. {-1080.882} D. {153,022.81}
Mathematics
Find the determinant.
A. 21 B. 75 C. -27 D. -21
Mathematics