Respuesta :

budwilkins
For part 2 in segments:
a = ----------
b = ----
c = -------

1) a+b = --------------
2) a-b = ------
3) 2b+a = 2× ----, + ----------
= ------------------
4) a+b+c = ---------------------
5) a+2b-c = 2× ----, + ----------, - -------
= -----------
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cannon041029384

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