formula of (a-b) (a-b)
Note - Not a+b a-b
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Answered by
2
Answer:
a^2-2ab+b^2 is the formula.
Answered by
3
Step-by-step explanation:
(a-b)(a-b) = (a-b)² = a²-2ab+b²
(a-b)(a+b) = a²-b²
(a+b)(a+b) = (a+b)² = a²+2ab+b²
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