Solve the equation by factoring.x2 - 7x - 8 = 0
A. {1, 8}
B. {1, -8}
C. {-1, 8}
D. {-1, -8}
Answer: C
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For the function represented in the graph, determine the domain or range, as requested.Find the domain.
A. {-4, -3, -2, -1, 0, 1, 2, 3} B. {x? -4 ? x ? 4} C. {-5, -4, -3, -2, -1, 0, 1, 2, 3} D. {x? -1 ? x ? 1}
Use the distributive property to write an equivalent expression.4(9x + 9)
A. 9x + 36 B. 36x + 36 C. 36x + 9 D. 324x
Which of the following physical situations would best be modeled by the graph?
A. The length y of a shadow cast by a horizontal flagpole on a vertical wall between sunrise and noon, where t is the angle shown.
B. The monthly average ocean temperature y in degrees Fahrenheit during month t, where t = 1 corresponds to January.
C. The number of hours y of sunlight during month t, where t = 1 corresponds to January.
D. The length y of a shadow cast by a tree between sunrise and noon, where t is the angle of elevation of the sun.
Find the nth, or general, term.m, 
, 
, . . .
A. 
B. 
C. 
D. 