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प्रश्न
Use a suitable identity to get the following products.
(6x − 7) (6x + 7)
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उत्तर
(6x − 7) (6x + 7) = (6x)2 − (7)2 [(a + b) (a − b) = a2 − b2]
= 36x2 − 49
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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