Solve the equation.log3(x - 5) + log3(x - 11) = 3
A. {14, 2}
B. {15}
C. {2}
D. {14}
Answer: D
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Find the absolute and relative errors.It took you one hour and 10 minutes to drive home, you estimated the time to be one hour and 23 minutes.
A. absolute error: 13 minutes relative error: 15.7% B. absolute error: 13 minutes relative error: 18.6% C. absolute error: -13 minutes relative error: -18.6% D. absolute error: 13 minutes relative error: 1.9%
Solve the given system of equations algebraically.x2 + y2 = 164x2 - y2 = 36
A. x = 10, y = 8; x = 8, y = 10; x = -10, y = -8; x = -8, y = -10 B. x = -10, y = -8; x = -8, y = -10 C. x = 10, y = -8; x = 10, y = 8 D. x = 10, y = 8; x = -10, y = 8; x = 10, y = -8; x = -10, y = -8
Add. Write your answer in lowest terms.
A. 1
B. 
C. 
D. 1
Solve the problem.Consider the following simplified digital photograph that has a 3 × 3 grid with four gray levels numbered from 0 to 3. It shows a letter Y in white on a black background.
Let A be the 3 × 3 matrix that represents this figure digitally. Find the matrix B for which B - A represents the negative image of the picture represented by A.
A. 
B. 
C. 
D. 