Write the system of linear equations represented by the augmented matrix. Use x, y, z, and, if necessary, w for the variables. Then use back-substitution to find the solution.
A. {(- 6, 
, -5)}
B. {(- 
, 6, -4)}
C. {(- 
, 24, -4)}
D. {(- 
, 24, -4)}
Answer: D
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Sketch the logarithmic function. Determine the domain, range, and the equation of any vertical asymptotes.f(x) = log(x + 5) + 1
A. Domain: (-5, ?), range: (-?, ?)
Vertical asymptote: x = -5
B. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
C. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
D. Domain: (-5, ?), range: (-?, ?)
Vertical asymptote: x = -5
The equation of line l is: 2y = - 3x + 4. Find the point where line l intersects line n where line n is y = 4x - 3. Sketch lines l and n
What will be an ideal response?
Find an equation for the graph.
A. y = 
cos 
B. y = 
cos (4x)
C. y = cos (4x)
D. y = 
cos 
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.75x + 5.07 B. y = 0.75x + 4.07 C. y = 0.95x + 3.07 D. y = 0.85x + 3.07