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प्रश्न
(–157) × (–19) + 157 = ______.
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उत्तर
(–157) × (–19) + 157 = 3140.
Explanation:
(–157) × (–19) + 157
= 157 × 19 + 157 × 1
= 157 × [19 + 1]
= 157 × 20
= 3140
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