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प्रश्न
If x = − 6, evaluate:
3x2 + 8x
योग
उत्तर
3x2 + 8x
= (3 × x × x) + (8 × x)
= (3 × (− 6) × (− 6)) + (8 × (− 6))
= − 108 + (− 48)
= 60
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