Function or Not?Grade 8 · 8.F.A.1
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Grade 8 · Arcade · Ages 13–14

Function or Not?

Maths standard8.F.A.1A function assigns exactly one output to each input. Recognise functions in pairs, mappings, tables and graphs.

  1. Each input (x) may have only ONE output (y).
  2. Graphs: if any vertical line hits it twice, it’s not a function.
  3. Tap a bin for the item at the front.
Tap a bin · keys 1–4 · 3 lives

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