Find the area of the figure using determinants.
A. 11.0
B. 11.5
C. 12.0
D. 12.5
Answer: B
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Factor out the common factor.
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A. 
B. 
C. 
D. 
E. 
Solve the problem.A standard train ticket in a certain city costs 
per ride. People who use the train also have the option of purchasing a frequent-rider pass for 
each month. With the pass, a ticket costs only
per ride. How many train rides in a month make the frequent-rider pass a better deal than standard train tickets?
A. 24 or more rides B. 26 or more rides C. 25 or more rides D. 27 or more rides
Write the first four terms of the arithmetic sequence with the given characteristics.d = -8, a9 = -47
A. -47, -55, -63, -71 B. 17, 9, 1, -7 C. 9, 1, -7, -15 D. 0, 17, 9, 1
Estimate. Then find the actual difference.0.2001 - 0.01275
A. Estimate: 0.19; Actual: 0.18835 B. Estimate: 0.09; Actual: 0.18735 C. Estimate: 0.19; Actual: 0.18735 D. Estimate: 0.09; Actual: 0.087