Evaluate.

A. 21
B. 7
C. 1
D. 0!


Answer: A

Mathematics

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In the following question(s), FN represents the Nth Fibonacci number.Using scientific notation, the value of F210 is approximately 3.45 × 1045. Use the fact that FN ? ?FN-1 to approximate the value of F211 .

A. 1.618 × 1045 B. 5.58 × 1045 C. 2.11 × 1046 D. 2.13 × 1045 E. 1.618 × 1046

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Evaluate the expression by hand.17641/2

A. 84 B. 21 C. 42 D. 168

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Graph the inequality.y ? 4x + 4

A.

B.

C.

D.

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Solve the problem.If you toss six fair coins, in how many ways can you obtain at least two heads?

A. 58 ways B. 64 ways C. 63 ways D. 57 ways

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