Solve the problem. Round to tenths where necessary.S(x) = -x3 - 45x2 + 525x + 1429, 0 ? x ? 15 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 12.5°C
B. 5°C
C. 0°C
D. 10°C
Answer: B
Mathematics
You might also like to view...
Multiply.
A. - 
B. 
C. 
D. - 
Mathematics
Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 11, 
= 9, ? = 70°
Find 
A. 24.1 B. 21.1 C. 17.6 D. -106.4
Mathematics
Solve the problem.A group of 8 people wants to buy a boat. The boat costs $896. If they all pay the same amount, how much is each person's share?
A. $122 B. $102 C. $112 D. $99
Mathematics
For the compound inequality, give the solution set in both interval and graph forms.-6x + 1 ? 13 or 3x + 3 ? -9
A. (-?,?)
B. [-2, ?)
C. [-4, ?)
D. [-4, -2]
Mathematics