(a+b)= a + 2ab + b2
(-b
(a-b)² - a² - 2ab +6²
(a?-b2)=(a+b)(a-b)
Answers
Answered by
1
Answer:
a2
Step-by-step explanation:
..................
Answered by
1
Answer:
(a²-b²) =(a+b) (a-b) so a² is answer
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