Solve the problem. If the answer is an amount of money, round to the nearest dollar.Maria has saved $535 at a bank. She wants to accumulate $1250 to attend computer camp. What percent of her goal has been reached?
A. 42.8%
B. 0.428%
C. 20%
D. 2%
Answer: A
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Solve the problem.You are planning to close off a corner of the first quadrant with a line segment 15 units long running from (x, 0) to (0, y). Show that the area of the triangle enclosed by the segment is largest when 
What will be an ideal response?
Solve the problem. Round your answer to 2 decimal places when necessary.In a recent year, there were 62 accidents in commercial aviation among major airlines over 8.5 million departures. Find the accident rate in units of accidents per 100,000 departures.
A. 73 accidents per 100,000 departures B. 1.4 accidents per 100,000 departures C. 0.73 accidents per 100,000 departures D. 7.3 accidents per 100,000 departures
Use reduction formulas to evaluate the integral.
A. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
cos 2x + C
B. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
cos 2x + C
C. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
sin 4x + 
+ C
D. - 
cos4 2x sin 2x - 
cos2 2x sin 2x - 
cos 2x + C
Find the simplified form for f(x) and list all restrictions on the domain.f(x) = 
- 
- 
A. f(x) = 
, x ? -8, x ? 1, x ? 6
B. f(x) = 
, x ? -8, x ? -1, x ? 1, x ? 6
C. f(x) = 
, x ? -8, x ? -1, x ? 1, x ? 6
D. f(x) = 
, x ? -8, x ? 6