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

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

Answer: D

Mathematics

Use the root test to determine if the series converges or diverges.

A. Diverges B. Converges

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Mathematics

Multiply in the indicated base.

A. 312six B. 322six C. 212six D. 302six

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Mathematics

Provide an appropriate response.1 and 30, 2 and 15, 3 and 10, and 5 and 6 are all factor pairs of which number?

A. 60 B. 30 C. 131,056 D. 3

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Mathematics

Find the vertex of the parabola.f(x) = -x2 + 5x - 4

A. (5, -4)
B.
C.
D.

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Mathematics