Beginner
Discrete Mathematics & Math
Q6 / 100
What is a function in mathematics?
Correct! Well done.
Incorrect.
The correct answer is A) A set of input-output pairs where every input maps to exactly one output
A
Correct Answer
A set of input-output pairs where every input maps to exactly one output
Explanation
A function f: A→B assigns to each element in A exactly one element in B. Domain (A), codomain (B), range (actual outputs). f(x)=x² is a function; ±√x is not a function (one input, two outputs).
Progress
6/100