Find the limit of the sequence or determine that the limit does not exist.an = ln(9n - 6) - ln(2n + 8)
A. ln 7
B. does not exist
C. ln
D. ln
Answer: C
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Identify the triangle PQR as an isosceles (two sides of equal length), equilateral (three sides of equal length), or scalene (three sides of different lengths) triangle.P(13, -13), Q(-13, 13), R(-13
, -13
)
A. Scalene B. Right C. Isosceles D. Equilateral
Write the logarithmic equation in exponential form.log2 (8) = 3
A. 28 = 3 B. 83 = 2 C. 23 = 8 D. 32 = 8
Write interval notation for the graph.
A. (3, 7) B. [3, 7] C. (3, 7] D. [3, 7)
Solve the problem.Use the formula R = log
, where the magnitude of an earthquake on the Richter scale is based on I, the measurement of a seismic wave, and I0, the measurement of a seismic wave of a level zero earthquake with the same epicenter. If an earthquake measured 5.3 on the Richter scale, what was the intensity of the earthquake? (Round to whole number.)
A. 200 B. 158,489 C. 199,526 D. 19,953