Solve the problem.Planets A, B, C, and D all revolve around Star X. Planet A takes 1 year, Planet B 48 years, Planet C 162 years, and Planet D9 years. How frequently do these four planets line up with each other.

A. Every 1296 years
B. Every 324 years
C. Every 432 years
D. Every 648 years


Answer: A

Mathematics

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Find the domain and graph the function.F(t) = 

A. D: (-?, -3) ? (-3, ?)

B. D: (-?, -3) ? (-3>, ?)

C. D: (-?, 0) ? (0, ?)

D. D: (-?, ?)

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Multiply.-5x(-11x - 9)

A. 100x2 B. 55x2 - 9x C. -11x2 + 45x D. 55x2 + 45x

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Rewrite the sum using sigma notation.0 + 2 + 6 + 12 + 20

A.
B.
C.
D.

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Solve the following equation for x.det = 12

A. {4} B. {-2} C. {12} D. {18}

Mathematics