Solve the inequality. Write the solution in interval notation.x2 + 7x + 6 > 0
A. (-1, ?)
B. (-?, -6) ? (-1, ?)
C. (-6, -1)
D. (-?, -6)
Answer: B
Mathematics
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ln (z
)
A. ln 49
B. ln 
C. 0
D. ln 7
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Find dy.y = 2 cot 
A. -2x2 csc 
dx
B. -2x2 csc2 
dx
C. -2x3 csc2 
dx
D. 2x2 csc2 
dx
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Solve the problem.Bulk pepper is on special at $0.85 per kilogram. Norma scooped some onto a scale. How much will she pay for 7,071 g of pepper?
A. $3.01 B. $6.01 C. $5.95 D. $6.55
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Find dy/dx by implicit differentiation. If applicable, express the result in terms of x and y.5y4 - y = 1 - x3
A. - 
B. 
C. 
D. 
Mathematics