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प्रश्न
Evaluate: (3x – 2)(x + 5) for x = 2.
बेरीज
उत्तर
For x = 2
(3x – 2) (x + 5)
(3 × 2 − 2) (2 + 5)
(6 − 2) × 7
4 × 7
= 28
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