Find the solution set for the system by graphing both of the system's equations in the same rectangular coordinate system and finding points of intersection.(y - 4)2 = x + 16 y = - 
x 
A. {(16, -4), (0, 0)}
B. {(-16, 0), (4, 0)}
C. {(-16, 4)}
D. {(-16, 4), (0, 0)}
Answer: D
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. (2-2)0
A. 1
B. 
C. 0
D. -4
Mathematics
Solve the problem.Find (f?g)(-3) when f(x) = -7x - 5 and 
A. 184 B. -214 C. -1414 D. -236
Mathematics
Solve.There are n people in a room. The number N of possible handshakes by all the people in the room is given by the function N(n) = 
. For what number n of people is 28 ? N ? 190 ?
A. {n|9 ? n ? 19} B. {n|7 ? n ? 22} C. {n|8 ? n ? 20} D. {n|10 ? n ? 19}
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.3
+ 9
A. 12
B. 84
C. 27
D. 12
Mathematics