Question
If βAβ denotes βΓ·β, βBβ denotes βxβ,
βCβ denotes β+β and βDβ denotes β-β.Then find the value of 12 B 9 A 3 C 28 A 2 = ?Solution
12 B 9 A 3 C 28 A 2=? 12 x 9 Γ· 3 + 28 Γ· 2 12 x 3 + 14 36 + 14 = 50
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