Perform the indicated operation.
A. 2y2 + 6y
B. 2y2 - 1
C. 2y2 - 6y + 1
D. 2y2 + 6y - 1
Answer: D
Mathematics
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The function f is one-to-one. Find its inverse.f(x) = 2x + 5
A. f-1(x) = 
B. f(x) = 
C. f-1(x) = 
D. f-1(x) = - 
Mathematics
Rewrite the statement so the inequality symbol points in the opposite direction.8.43 ? 6.93
A. 8.43 ? 6.93 B. 6.93 ? 8.43 C. 6.93 ? 8.43 D. 8.43 < 6.93
Mathematics
Graph the function, and state its domain and range.f(x) = 
+ 6
A. Domain: [-4, ?); Range: [-6, ?)
B. Domain: [-4, ?); Range: [6, ?)
C. Domain: [4, ?); Range: [-6, ?)
D. Domain: [4, ?); Range: [6, ?)
Mathematics
Solve.6x - (4x + 4) = 4
A. 5 B. 3 C. 4 D. 6
Mathematics