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प्रश्न
If * is an operation have, such that for integers a and b. We have a * b = a × b + (a × a + b × b), then find (–6) * 2
उत्तर
Now, put a = –6 and b = 2
(–6) * 2 = (–6 × 2) + [(–6) × (–6) + 2 × 2]
= –6 × 2 + (36 + 4)
= –12 + 40
= 28
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