Question
If β@β means β+β, β#β means β-β, β$β
means βΓβ and β%β means βΓ·β, then what is the value of the following expression? 133 % 19 @ 22 $ 4 # 22Solution
133 % 19 @ 22 $ 4 # 22 133 Γ· 19 + 22 Γ 4 β 22 7 + 88 β 22 95 β 22 = 73
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(ii) total surface area.
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