For the pair of functions, find the indicated domain.For f(x) = 
and g(x) = 
Find the domain of fg.
A. (2, 5) ? (5, ?)
B. [0, 5) ? (5, ?)
C. [2, 5) ? (5, ?)
D. [2, ?)
Answer: C
Mathematics
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Factor completely.5x2 - 15xy - 20y2
A. (5x - 5y)(x + 4y) B. 5(x + y)(x - 4y) C. 5(x - y)(x + 4y) D. Prime
Mathematics
Find the composite function for the given functions and state the domain. g ? f for f(x) = 
and g(x) = 3x + 7
A. x
B. x + 14
C. 3x + 14
D. x - 
Mathematics
Find the indicated matrix.Let C = 
and D = 
. Find C - 4D.
A. 
B. 
C. 
D. 
Mathematics
Divide.
?
?
A. 8.79 B. 8.24 C. 9.29 D. 8.19 E. 8.29
Mathematics