Question
If βΓ·β means β-β, β-β mean β+β, β+β
means βΓβ and βΓβ means βΓ·β, compute the value of the expression: 126 Γ 14 β 7 Γ· 18 + 5.Solution
126 Γ 14 β 7 Γ· 18 + 5 126 Γ· 14 + 7 - 18 Γ 5 9 + 7 - 18 Γ 5 16 β 90 = -74
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