simplify using identity (8m - 7n )² (7m+8n)²
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Answer:
(a+b) (a-b) using this formula
Step-by-step explanation:
like terms one side
(8m)square - (7n) square +(7m) square +(8n) square
= (64m -49n)+ (49n+64m)
= now subtract 49 from 64
= now add both the numbers
= remaining is your answer
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