Find the domain of the composite function f?g. Write the domain in interval notation.f(x) = 
, g(x) = x + 4
A. (-?, -12) ? (-12, ?)
B. (-?, ?)
C. (-?, -8) ? (-8, -4) ? (-4, ?)
D. (-?, -8) ? (-8, ?)
Answer: A
Mathematics
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Find the slope of the line tangent tangent to the graph a the given point. y = -5x - 7, x = 2
A. m = -10 B. m = -5 C. m = 10 D. m = 5
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Solve the rational inequality.
< 1
A. (-?, -7) B. (-?, -7) ? (5, ?) C. (-7, ?) D. (-7, 5)
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Write the expression in the standard form a + bi.
A. 
- 
i
B. 
+ 
i
C. 
- 
i
D. 
+ 
i
Mathematics
Answer the question.How many automobile license plates can be made involving 2 letters followed by 3 digits?
A. 1676 B. 676,000 C. 665,744 D. 696,500
Mathematics