1.(a²-b²)÷(a-b) 2.(a²+2ab+b²)²÷(-a-b)³
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1.(a²-b²)÷(a-b) 2.(a²+2ab+b²)²÷(-a-b)³
1.(a²-b²)÷(a-b) 2.(a²+2ab+b²)²÷(-a-b)³
1.(a²-b²)÷(a-b) 2.(a²+2ab+b²)²÷(-a-b)³
.(a²-b²)÷(a-b)
=(a+b)(a-b)÷(a-b)
=a+b
(a²+2ab+b²)²÷(-a-b)³
=(a+b)⁴÷[-(a+b)]³
=-1(a+b)
=-a-b
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1.(a²-b²)÷(a-b)
=(a+b)(a-b)÷(a-b)
=a+b
2.(a²+2ab+b²)²÷(-a-b)³
=﹣[(a+b)²]²÷(a+b)³
=﹣(a+b)⁴÷(a+b)³
=﹣a﹣b
1.= a+b
2.= -a-b
1. a+b
2.-1/(a+b)
.(a²-b²)÷(a-b)
=(a+b)(a-b)÷(a-b)
=a+b
(a²+2ab+b²)²÷(-a-b)³
=(a+b)⁴÷[-(a+b)]³
=-1(a+b)
=-a-b