Can you help me? (×+1) (×-1)
Answers
Answered by
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Answer:
ans is. x²-1²
Step-by-step explanation:
(x+1)(x-1)=x²-1²
Answered by
0
answer
x²-1²
Step-by-step explanation:
it is a formula
a²-b²=(a+b)(a-b)
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