Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 + 20x + 92
A. Minimum: 0
B. Maximum: -8
C. Minimum: -8
D. Maximum: 8
Answer: C
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Solve.Assume that the mathematical model C(x) = 16x + 140 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured while keeping costs between between $526,000 and $782,000?
A. 340 < x < 510 B. 510 < x < 680 C. 480 < x < 640 D. 320 < x < 480
Solve.A city government budgeted $31.3 million for public transportation. This was $14.9 million more than was budgeted for parks and recreation. Solve the equation 
to find how much was budgeted for parks and recreation.
A. $15.9 million B. $16.4 million C. $20.4 million D. $17.4 million
Solve the problem.A ball is thrown vertically upward from the ground at a velocity of 98 feet per second. Its distance from the ground after t seconds is given by 
How fast is the ball moving 4 seconds after being thrown?
A. 136 ft per sec B. 34 ft per sec C. -30 ft per sec D. -42 ft per sec
Use cylindrical coordinates to evaluate the triple integral  figures 4.png)
, where E is the solid that lies between the cylinders x² + y² = 3 and x² + y² = 7 above the xy-plane and below the plane z = x + 4.
a. 8.57 b. 0 c. 3.4 d. 9.19 e. 0.54