A function is a relation in which every input has exactly one output.

Which choice represents a function?


CLEAR CHECK

Inputs: negative 4, 5, 8, negative 5. Output: 4, 3, 9, negative 5). Negative 4 goes to 4 and 3. 5 goes to 3. 8 goes to 9. negative 5 goes to negative 5.

On a coordinate plane, a vertical line goes through x = 3.

A 2-column table with 7 rows. Column 1 is labeled x with entries 4, 3, 0, negative 8, 3, 4, 9. Column 2 is labeled y with entries 4, 2, negative 1, 7, negative 3, 5, 14.

(−3,4),(2,6),(0,3),(8,4)
NEXT

CLOSE
Reference
calculator
formulas
glossary

CLOSE
Language
Changes the language of the audio snippets and the glossary
ENGLISH