Use the laws of exponents to simplify. Do not use negative exponents in the answer. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.x1/9 ? x8/9
A. x
B. x8/9
C. 
D. x8/81
Answer: A
Mathematics
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A. 4 B. -1 C. 1 D. 2
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Graph the function.y = -3 sin 
x
A. 
B. 
C. 
D. 
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Evaluate the function.The graph of y = f(x) is shown below. Find f(-1)
A. -3 B. 5 C. 3 D. 7
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Solve the inequality.3x + 13 < 10 or 5 + x > 14
A. (-?, -1) ? (19, ?) B. (-1, 9) C. (-?, -1) ? (9, ?) D. (-?, 1) ? (9, ?)
Mathematics