Determine the symmetries of the curve.r = 16 cos 8?

A. y-axis only
B. x-axis only
C. No symmetry
D. x-axis, y-axis, origin

Answer: D

Mathematics

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Use the Venn diagram to list the set of elements in roster form.Find (A ? B)'.

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

A.
B. 2k
C. 2k + 1
D. 2k

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Solve and graph.x ? 4 or x ? 7

A. [-7, -4]

B. (-?, 4] ? [7, ?)

C. (4, 7)

D. (-4, 7)

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Rewrite the expression with a rational exponent.

A.
B. 951/3
C.  ? 95
D. 953

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