Function for Discrete Mathematics

Identify the properties of functions.

• One to one

• Onto

• Many to many

Write the domain and co-domain of the function.

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OFF

What is the range of function?

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Choose f as a set of ordered pairs.

• {(2,p) , (4,q), (5,r)}

• {(4,p) , (2,q), (5,r)}

• {(2,p) , (4,q), (5,q)}

Identify the properties of the functions

• Injective

• Surjective

• Not function

• 7

• 6

• 12

• 11

• 10

• -9

• -10

• -1

• 1

• 2

• -1

• 0

• 4

• 3.52

• 3

• -7

• -8