Answer:
(5×+24)² = (5×-24)²+4 (5×)(24)
= (≠)² + 4(5)(2) (×4)
= 49 + 60 (2)
= 49 + 80
= 123
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Answer:
(5×+24)² = (5×-24)²+4 (5×)(24)
= (≠)² + 4(5)(2) (×4)
= 49 + 60 (2)
= 49 + 80
= 123