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Question
Given that A♢B=4A−B, what is the value of (3♢2)♢3?
Given that A♢B=4A−B, what is the value of (3♢2)♢3?
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Solution
The correct option is C 37
Given, A⋄B=4A−BThus 3⋄2=4×3−2=12−2=10⇒(3⋄2)⋄3=10⋄3=4×10−3=40−3=37
Given, A⋄B=4A−B
Thus 3⋄2=4×3−2=12−2=10
⇒(3⋄2)⋄3=10⋄3
=4×10−3
=40−3=37
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