Perform the indicated operation. Assume that variables represent positive numbers.
- 
- x
A. x2
- 8
- 4x
B. x2
- 2
- 4x
C. -3x
- 8
D. -3x
- 2
Answer: D
Mathematics
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A. Domain = (-?, ?); range = (7, ?) B. Domain = (-?, ?); range = (0, 7) C. Domain = (-?, ?); range = (-?, ?) D. Domain = (0, ?); range = (-?, ?)
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Convert.9.131 metric tons to kilograms
A. 91,310 kg B. 913.1 kg C. 9131 kg D. 913,100 kg
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find tan(2?).
A. - 
B. - 
C. 
D. 
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Find the x-intercepts of the graph of the equation.y = 
- 
- 1
A. No x-intercepts B. -3, -1 C. 3, -1 D. 3
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