Find the domain and range of the function represented in the graph.
A. Domain: [-2?, 2?]; Range: [-4, 4]
B. Domain: [-?, 2? ]; Range: [-3, 3]
C. Domain: [-3, 3]; Range: [-?, 2?]
D. Domain: [-?, 2?]; Range: [0, 3]
Answer: B
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Find a formula for the nth term of the sequence.0, 2, 2, 2, 0, 2, 2, 2 (0, 2, 2, 2 repeated)
A. an = 1 + (-1)n(n+1)(n+2)/6 B. an = 1 + (-1)n(n+1)/2 C. an = 1 + (-1)(n+1)(n + 2)/2 D. an = 1 + (-1)n(n-1)/2
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Work the application and answer with a complete sentence.A corporation's bank account has $8812 in it when the treasurer writes checks for $1813, $1856, and $1324. Then deposits of $5606 and $3871 are made. What is the new account balance?
A. The new account balance is -$4328. B. The new account balance is $4328. C. The new account balance is $13,296. D. The new account balance is $14,620.
Find the exact value of the indicated trigonometric function of ?.cot ? = - 
, cos ? < 0Find csc ?.
A. - 
B. 
C. - 
D. 