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((489+375)^2-(489-375)^2)/ (489*375)=
a.144
b.864
c.2
d.4
Read Solution (Total 2)
-
- option d=4
- 9 years agoHelpfull: Yes(2) No(0)
- and d 4
(a+b)^2+(a-b)^2=4ab
4ab/ab=4
a=489
b=375 - 9 years agoHelpfull: Yes(1) No(0)
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