Simplify the complex rational expression using Method 1.
A. 
B. 
C. 
D. 
Answer: A
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Sketch the logarithmic function. Determine the domain, range, and the equation of any vertical asymptotes.f(x) = log3(x + 1) + 3
A. Domain: (- 1, ?), range: (-?, ?)
Vertical asymptote: x = - 1
B. Domain: (1, ?), range: (-?, ?)
Vertical asymptote: x = 1
C. Domain: (1, ?), range: (-?, ?)
Vertical asymptote: x = 1
D. Domain: (- 1, ?), range: (-?, ?)
Vertical asymptote: x = - 1
Estimate the result of the calculation. Use your estimate to determine if the result appears to be correct or incorrect.
A. Incorrect. Estimate: 400,000 B. Correct. Estimate: 500,000 C. Incorrect. Estimate: 600,000 D. Incorrect. Estimate: 300,000
Use properties of logarithms to evaluate the expression.1000log108
A. 1024 B. 512 C. 24 D. log 512
Solve the system mentally, without the use of a calculator or pencil-and-paper calculation. Try to visualize the graphs of both lines.x + 0y = 90x + y = 4
A. x = 9; y = 4
B. x = 4; y = 9
C. x = 9; y = 2
D. x = 2; y = 