Skip to content / Đến nội dung
ThichHocToan.com

FMO 2026 - Grade 9 - Preliminary - Paper 02 Question 9

FMO · FMO 2026 - Grade 9 - Preliminary - Paper 02

Question 9

Define $a\#b=ab-a-3$, for example $4\#5=20-4-3=13$. Compute $(2\#0)\#(1\#4)$.
  1. 2
  2. 4
  3. 5
  4. 3
  5. 6