For the given functions f and g, find the requested function and state its domain.f(x) = 4 - 3x; g(x) = -7x + 3Find f + g.
A. (f + g)(x) = 4x + 7; 
or 
B. (f + g)(x) = -7x + 4; 
or 
C. (f + g)(x) = -3x; (-?, ?)
D. (f + g)(x) = -10x + 7; (-?, ?)
Answer: D
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Determine whether or not the function is one-to-one.{(6, -5), (8, -15), (11, -10), (19, -19), (22, -23)}
A. Yes B. No
Find the GCF of the given terms.51x and 85x2
A. 17x B. 17x2 C. 15x D. 255x2
Identify the domain and range of the relation.Percent of work force in a certain town commuting by: 
A. Domain: {Car, Carpool, Public Transportation, Cycle/Walk}; Range: {57%, 16%, 18%, 9%} B. Domain: {57%, 16%, 18%, 9%}; Range: {Car, Carpool, Public Transportation, Cycle/Walk} C. Domain: {9-57%}; Range: {Car, Carpool, Public Transportation, Cycle/Walk} D. Domain: {Car, Carpool, Public Transportation, Cycle/Walk}; Range: {9-57%}
Graph the system of inequalities. Find the coordinates of the vertices.3y - x ? 9,y + 2x ? 10,y ? 0
A. 
(-9, 0) , (5, 0)
B. 
(-9, 0) , (3, 4) , (5, 0)
C. 
(3, 4)
D. 
(0, 10) , (3, 4) , (5, 0)