Solve the problem.After a new firm starts in business, it finds that its rate of profit (in hundreds of dollars) after t years of operation is given by 
Find the profit in year 4 of the operation.
A. $10,400
B. $6000
C. $5200
D. $8600
Answer: C
Mathematics
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Use the definition of area to find the area of the region under the graph of f on [a, b] using the indicated choice of ck.
f(x) = 
+ 5x + 1, [?1, 1], ck is the right endpoint
Mathematics
Set up, but do not evaluate, an integral for the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.
y = sinx, y = 0, x = 4?, x = 11?; about the y-axis
Mathematics
Solve the problem.The sum of two angles is 217°. One angle is 23° less than twice the other. Find the angles.
A. 78° and 133° B. 80° and 137° C. 133° and 84° D. 78° and 139°
Mathematics