Find the specified domain.For f(x) = 
and g(x) = 
, what is the domain of (f ? g)?
A. [0, 9) ? (9, ?)
B. (5, 9) ? (9, ?)
C. [5, 9) ? (9, ?)
D. [5, ?)
Answer: C
Mathematics
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A. 9 B. -9 C. -3 D. 3
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Find the product.(7m - 5w)(7m + 5w)
A. 49m2 - 70mw - 25w2 B. 49m2 + 70mw - 25w2 C. 7m2 - 5w2 D. 49m2 - 25w2
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Solve the system of linear equations using matrices.
A. (16, 22)
B. ?
C. {(x, y) 
}
D. (20, 7)
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Write the statement as an inequality.z is less than or equal to -8
A. z ? -8 B. z < -8 C. z = -8 D. z > -8
Mathematics