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Question

If a*b = 3a – 2b + 2ab, then 2*6 + 6*2 is equal to?

A

38
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B

58
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C

56
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D

62
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Solution

The correct option is C
56
2×6=(3×2)(2×6)+(2×2×6)=18

6×2=(3×6)(2×2)+(2×2×6)=38

Therefore, 2×6+6×2=18+38=56

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