Find the indicated coordinates.(4, -2) is the vertex of the right angle of an isosceles right triangle. (2, -2) is a second vertex of the triangle. What are the coordinates of the third vertex?
A. (4, -4)
B. (2, -4) or (2, 0)
C. (4, -4) or (4, 0)
D. (2, -4)
Answer: C
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Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(1, 1)}
B. infinitely many solutions; {
x + y = 6} or {
x = -y}
C. {(1, 5)}
D. no solution; ?
Find the relative maxima and relative minima, if any, of the function.
?
?
A. No relative maximum; Relative minima 
B. Relative maximum: 
; Relative minima 
C. Relative maximum: 
; No relative minimum
D. No relative maximum or minimum
Simplify.log e e
A. 12log e e
B. log e 12
C. log 
D. 
Determine if the graph is symmetric with respect to x-axis, y-axis, and/or the origin.
A. Origin B. y-axis C. x-axis D. x-axis, origin