Evaluate the integral.
A. 
B. - 
C. - 
D. 6591
Answer: A
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Express the vector in the form ai + bj + ck.5u - 3v if u = 
and v = 
A. v = 14i + 5j - 3k B. v = -4i + 8j - 3k C. v = -4i + 5j - 3k D. v = 5i + 5j - 3k
Solve.Find the amount of discount when the original price is $143.90 and the discount rate is 30%.
A. $4.32 B. $139.58 C. $100.73 D. $43.17
Find the sum.50,924 + (-50,924)
A. -24 B. 101,848 C. 0 D. -101,848
Solve the problem.
The function f computes the annual interest paid on savings of x dollars with an interest rate of 9%. The graph of f and the horizontal line 
are shown in the figure. Determine the savings amounts that result in (i) an annual interest less than $3.15 and (ii) an annual interest of $3.15 or more.
A. $35 or more; $35 B. Between $0 and $35; $35 or more C. Between $5 and $35; $35 or more D. $35 or less; between $35 and $40