Evaluate the integral by changing the order of integration in an appropriate way.
A. 
B. 
C. 1 - sin 9
D. 1 + cos 9
Answer: A
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Write as a percent. Round your answer to the nearest tenth, if necessary.
A. 12.3% B. 11.1% C. 90% D. 1.1%
Multiply.
A. 49x2 - 
x - 
B. 49x2 + 
C. 7x2 - 
D. 49x2 - 
A polynomial P(x) and a divisor d(x) are given. Use long division to find the quotient Q(x) and the remainder R(x) when P(x) is divided by d(x), and express P(x) in the form d(x)? Q(x) + R(x).P(x) = 3x3 - x2 + 2x + 5d(x) = x + 1
A. (x - 1)(3x2 + 2x) + 5 B. (x + 1)(3x2 - 4x + 2) + 7 C. (x + 1)(3x2 - 4x + 6) - 1 D. (x + 1)(3x2 + 2x) + 5
Solve the problem.A retailer knows that n games can be sold in a month if the price is 
dollars per game. If he buys each game for $1, and if he wishes to make a profit of at least 
per month on sales of this game, how many games must he sell each month?
A. 20 ? n ? 30 B. 20 ? n ? 35 C. 30 ? n ? 70 D. 30 ? n ? 40