Answer the question.Which one of the equations below matches the graph?

A. y = -2 sin
B. y = 2 sin
C. y = -2 sin
D. y = -2 cos


Answer: A

Mathematics

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A. 16k? B. 64k? C. 512k? D. 256k?

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Solve.What percent of 70 items is 63?

A. 15% B. 87% C. 10% D. 90%

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Determine the number of outcomes as requested.Two 6-sided dice are thrown. Determine the number of ways that a score of either 3 or 4 can be obtained.

A. 4 B. 2 C. 5 D. 3

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Simplify the complex rational expression.

A. -2b(a + b) B. 2a(a + b) C. -2a(a - b) D. -2a(a + b)

Mathematics