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For the following triangle, what is the value of sin (c)? image

(A)image

(B) image

(C) image

(D) image

(E) image

The Correct Answer

When she chooses a password, Eloise always uses exactly ten different characters: five letters (A, B, C, D, and E) and five numbers (2, 3, 4, 5, and 6). Additionally, she always ensures that no pair of letters is consecutive and that no pair of numbers is consecutive. How many different passwords conform to these rules?

(F) fewer than 1,000(G) between 1,000 and 10,000(H) between 10,000 and 100,000(J) between 100,000 and 1,000,000(K) more than 1,000,000

Correct Answer: H

What is the minimum value of 9 cos x

(A)a. –9 (B) –2 (C) 0 (D) 2 (E) 9

Correct Answer: A

In the following figure, what is the value of xin terms of y?

(A) 10y(B) 10y2(C) (D) (E)

Correct Answer: C

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