Can anyone solve this...
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Answered by
1
Answer:
it's just using the formula (a+b)(a-b)=a2-b2 and multiplying it with the last block of variables...
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0
Answer:
(x+1)^3 + (x-1)^3 = 6x
Step-by-step explanation:
(x+1)^3 + (x-1)^3 = x^3+1+3x^2+3x-x^3-1-3x^2+3x
= 6x
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