Solve the problem.On a test, Sunita has an x percent chance of correctly answering a question for which she has not studied. The chance that she will correctly answer a question for which she has studied is 4x. She is happy to see that both of the first two questions on the test are questions for which she has studied. The chance that she doesn't answer either of these questions correctly is (1 - 4x)2, where x is expressed as a decimal. Multiply this expression.
A. 1 - 16x2
B. 1 - 4x + 16x2
C. 1 + 8x - 16x2
D. 1 - 8x + 16x2
Answer: D
Mathematics
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, 1 ? x ? 5
A. 1 - ln 5
B. ln 5
C. 
D. 
Mathematics
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Give your answer to the nearest inch.
A. 27 ft, 286 in. B. 25 ft, 287 in. C. 26 ft, 287 in. D. 26 ft, 286 in.
Mathematics
Use the integral test to determine whether the series converges.
A. diverges B. converges
Mathematics
Perform the indicated row operation on the given augmented matrix.R1 ? R2: 
A. 
B. 
C. 
D. 
Mathematics