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12 questions from this quiz
One output for each input
Input, rule, output
Set of all possible input values
Set of all actual output values
Yes, each input has one output
Input 3 has two outputs
f(x)=2x+4f(x)=2x+4f(x)=2x+4, f:x→2x+4f:x\to 2x+4f:x→2x+4, y=2x+4y=2x+4y=2x+4
10
Range is a subset of codomain
5
Each input maps to exactly one output
{-2, 1, 4}
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