Solve the equation.ln(5x - 1) = ln 6 - ln (x - 6)

A. 6,
B. 0,
C. ?
D.

Answer: D

Mathematics

Express the sum in sigma notation.1 - 2 + 4 - 8 + 16

A. 2^{k + 1}
B. 2^k
C.
D. 2^k

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Mathematics

Match the surface show below to the graph of its level curves.

A.

B.

C.

D.

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Mathematics

Find the missing angle measure.

A. 23° B. 67° C. 113° D. 46°

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Mathematics

Evaluate the following expression. ? 4 sec y cos y ?

A. 5 B. 3 C. 6 D. 7 E. 4

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Mathematics