Solve the equation.-15 + (4 - 4x) - (1 - x) = 5x - 2(x - 3)
A. {-3}
B. ?
C. {-2}
D. {all real numbers}
Answer: A
Mathematics
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A. 15y - 2x - 24 = 0 B. 2y + 15x - 49 = 0 C. 2y - 15x - 49 = 0 D. 15y + 2x - 24 = 0
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Reverse the order of integration and then evaluate the integral.
A. 
(e - 1)
B. 3(2e - 1)
C. 3(e - 1)
D. 
(2e - 1)
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Find the length of the curve.x = et - 10t, y = 4
et/2, 0 ? t ? 1
A. e + 9 B. 10 C. e + 10 D. e
Mathematics
Let ? be an acute angle. Find the unknown trigonometric value using the given information.sin ? if csc ? = 
A. 
B. 
C. 
D. 
Mathematics