Find the derivative of f at the given point.f(x) = 3x - 7 at x = 9
A. -63
B. 3
C. -7
D. 27
Answer: B
Mathematics
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Graph the equation.x2 + 10x + 4y + 41 = 0
A. 
B. 
C. 
D. 
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Evaluate the improper integral.
A. 
B. 
C. 
D. 
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Graph.81x2 + 9y2 = 729
A. 
B. 
C. 
D. 
Mathematics
Express the rational number as a terminating or repeating decimal number.
A. 0.31 B. 0.031 C. 3.1 D. 0.155
Mathematics