Find the power of i.i4

A. -1
B. 1
C. i
D. -i

Answer: B

Mathematics

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Change to an improper fraction.4

A.
B.
C.
D.

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Find the sum of the measures of the angles of the polygon.A dodecagon

A. 2160° B. 1800° C. 1620° D. 1440°

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Write as a percent.

A. 77% B. 7.7% C. 770% D. 0.77%

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Use FOIL to multiply.(4x + 2)(x - 5)

A. 4x2 - 18x - 10 B. x2 - 18x - 19 C. x2 - 10x - 18 D. 4x2 - 19x - 10

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