Solve the inequality. Express your answer using interval notation.x + 7 < 5
A. (-?, -2)
B. (-?, 12]
C. (-2, ?)
D. (-?, 12)
Answer: A
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Provide an appropriate response. Solve the quadratic for x: x2 - qx + 8 = 0
A. x = 
B. x = 
C. x = 
D. x = 
Early in the 1900s, an airplane manufacturer was able to increase the time its planes could stay aloft by constantly refining its techniques. Use a graphing utility to determine which exponential equation best models the data. Assume x is the number of years after 1910 and y is the time aloft in hours.
Solve by graphing. Label the axes and show where the solution is located on the graph.Alison sets aside 
each month to spend on books and CDs. If she spends c dollars on CDs in a given month she may spend b dollars on books where 
Graph the equation and use the graph to estimate the amount Alison may spend on books in March if she spends 
on CDs.
height="204" width="204" /> A. $79 B. $21 C. $32 D. $28
Use the graph to compute 
and 
.
?
?
A. 
,
B. 
, 
C. 
,
D. 
,
E. does not exist