Graph the function by hand. Use the graph to (a) find the range, (b) give the interval over which the function is increasing, and (c) give the interval over which the function is decreasing. Round approximations to two decimal places.f(x) = 
A. (a) (-?, ?) (b) None (c) (-?, ?)
B. (a) (-?, 3) (b) None (c) (-?, 3)
C. (a) [0, ?) (b) None (c) (-?, 3)
D. (a) [0, ?) (b) {3} (c) (-?, 3)
Answer: C
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Solve the problem.You have a tax refund of $496.61. You are able to get the tax refund immediately from your tax preparation agency for a finance charge of $49.88. What annual simple interest rate are you paying for this loan assuming the tax refund check would be available in 13 days? Round to the nearest hundredth.
A. 27.81% B. 30.92% C. 309.20% D. 278.14%
Express 11,200 V in terms of KV.
What will be an ideal response?
Solve.Angela borrowed $3400 at a simple interest rate of 18%.(a) How much interest did she pay in fourteen months?(b) How much interest did she pay in two years?
A. (a) $714 (b) $1836 B. (a) $714 (b) $1224 C. (a) $8568 (b) $1224 D. (a) $1428 (b) $1836
Solve.A company has 63,000 employees. Of these, 
drive alone to work, 
car pool, 
use public transportation, 
cycle, and the remainder use other methods of transportation. How many employees use each method of transportation?
A. Drive alone: 2,100; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 
B. Drive alone: 21,000; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 
C. Drive alone: 21,100; car pool: 10,500; public transportation: 8,900; cycle: 7,000; other: 1000
D. Drive alone: 21,000; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 