Functions
6 practice questionsDiscrete MathematicsStep-by-step solutions
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1
A function that reaches every element of its codomain is:
A.Injective
B.Surjective (onto)
C.Bijective only if finite
D.Undefined
2
A function in which every output comes from a unique input is called:
A.Surjective
B.Injective (one-to-one)
C.Constant
D.Periodic
3
A function in which every element of the codomain is mapped by at most one element of the domain is called:
A.Surjective (onto)
B.Injective (one-to-one)
C.Constant
D.Periodic
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