Solve the equation.
= 
+ 3
A. {90}
B. {-90}
C. {45}
D. {-45}
Answer: C
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Solve the problem. Assume all data are accurate to two significant digits unless greater accuracy is given.Two pieces of equipment were purchased for a total of $2000. If one piece cost $810 more than the other, find the price of the less expensive piece of equipment.
A. $1400 B. $600 C. $595 D. $1405
Find the integral.
A. - 
csc3 2x + C
B. - 
csc3 2x + C
C. - 
csc3 2x + C
D. 
csc3 2x + C
Evaluate the function at the indicated value.Find f(x - 1) when f(x) = 4x2 - 5x + 5.
A. 4x2 - 13x + 14 B. 4x2 + 15x + 4 C. 4x2 - 13x + 4 D. -13x2 + 4x + 14
Solve the problem. The weekly total profits of a small business that sells computers can be approximated by 
where P is the weekly total profits and N is the number of computers sold that week. Use the equation to create a graph, assuming that computer sales range between 100 and 400 per week. (Hint: Since it is a nonlinear equation, you must plot several different values of the independent variable before connecting points with a smooth line.)Weekly Profit
A.
| Weekly Profit |
B.
| Weekly Profit |
C.
| Weekly Profit |
D.
| Weekly Profit |
