Answer:
(a-b)²=a²-2ab+b²
Step-by-step explanation:
(-5m+6n)²= 25m²-2(5m)(6n)+36n²= 25m²-60mn+36n²
hope it will help uuuuuuu
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Answers & Comments
Answer:
(a-b)²=a²-2ab+b²
Step-by-step explanation:
(-5m+6n)²= 25m²-2(5m)(6n)+36n²= 25m²-60mn+36n²
Answer:
hope it will help uuuuuuu