Write the augmented matrix for the system of linear equations.
a. 
b. 
c. 
d. 
e. 
b.
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Solve the equation.
= 
A. {8}
B. 
C. 
D. 
Solve the problem.Assume that the elevation E, in feet, of a sag in a proposed route is given by 
where x represents the horizontal distance in feet along the proposed route and 0 ? x ? 5000. For what x-values is the elevation 1300 feet or more? Round your answer to the nearest foot.
A. x < 617 ft or x > 9697 ft B. x < 607 ft or x > 9687 ft C. x < 607 ft or x > 9697 ft D. x < 617 ft or x > 9687 ft
Solve the problem.If v = 6i + 8j, find 
.
A. 14
B. 100
C. 10
D. 
Provide an appropriate response.If the graphs of a system of two equations are a line and a parabola, what are the possible numbers of solutions (with real coordinates) of this system?
Fill in the blank(s) with the appropriate word(s).