83 × 82 × 8-= ?

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NPCIL Stipendiary Trainee 2021 Official Paper-I
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Answer (Detailed Solution Below)

Option 1 : 1
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NPCIL Stipendiary Trainee General Awareness Subject Test - 01
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Detailed Solution

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प्रयुक्त अवधारणा:

घातांक के नियम के अनुसार हमारे पास है

नियम 1: ax × ay × az = z(x + y + z)

नियम 2: a0 = 1

गणना:

83 × 82 × 8-5 = 8(3 + 2 - 5)

8(3 + 2 - 5) = 80 = 1

इसलिए, सही उत्तर विकल्प (1) है।

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