Solve by completing the square.24d2 + 50d + 25 = 0
A. - 
, - 
B. - 
, - 
C. 
, 
D. 
, 
Answer: B
Mathematics
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Use logarithmic differentiation to find the derivative of y.y = cos x
A. 
B. cos x
C. cos x
D. cos x
Mathematics
Find the divergence of the field F.F = 
A. 
B. 0
C. 
D. 
Mathematics
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(7x6 - 5x3 - 6) - (13x3 + 9x6 + 8)
A. -2x6 + 4x3 + 2 B. -2x6 - 18x3 + 2 C. -2x6 - 18x3 - 14 D. -34x9
Mathematics
Solve the problem. Round to the nearest tenth if necessary.Sales of frozen pizza for a club fund-raiser increased from 500 one year to 580 the next year. What was the percent of increase?
A. 13.8% B. 86.2% C. 16% D. 84%
Mathematics