Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.3x + 9 < 30
A. (7, ?)
B. (-?, 7)
C. (-?, 7]
D. [7, ?)
Answer: B
Mathematics
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Solve the problem and use the table to find the annual percentage rate.
Eric Yu purchased a boat costing $10,900 with $500 down and loan payments of $266 per month for 48 months. Find the total installment cost and the annual percentage rate.
A. $12,768; 10.50% B. $13,268; 10.50% C. $12,768; 10.00% D. $12,268; 10.00%
Mathematics
Find the value of the determinant.
A. 65 B. -5 C. -61 D. 61
Mathematics
Write any percent as a decimal and any decimal as a percent.Only 0.2% of those polled had heard the news.
A. 0.0002 B. 0.02 C. 0.002 D. 0.2
Mathematics
Use integration by parts to find the integral.
dx
A. - 
x(7 - x)3/2 - 
(7 - x)5/2 + C
B. 
x(7 - x)3/2 + 
(7 - x)5/2 + C
C. - 
x(7 - x)3/2 + 
(7 - x)5/2 + C
D. - 
x(7 - x)3/2 - 
(7 - x)5/2 + C
Mathematics