Determine the vertex of the graph of f.f(x) = 2x2 + 8x + 13
A. (2, -5)
B. (5, -2)
C. (-5, 2)
D. (-2, 5)
Answer: D
Mathematics
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Graph the function using the slope and y-intercept.f(x) = - 
x + 2
A. 
B. 
C. 
D. 
Mathematics
Write the fraction or mixed number as a percent. If necessary, round the percentage to the nearest tenth.
A. 5% B. 0.5% C. 500% D. 50%
Mathematics
The graph of 
is given in the figure. State whether 
or 
A. a > 0 B. a < 0
Mathematics
Solve the compound inequality. Express the solution using interval notation. Graph the solution set.-6x < -24 and x + 6 > 3
A. (-3, 4)
B. (-?, -3) ? (4, ?)
C. (4, ?)
D. ?
Mathematics