Melike4828rans
Answered

2.
1
abc
cba
2xy
Yukarıdaki çıkarma işlemine göre, x + y topla-
mı kaçtır?
A) 10
B) 12
(C) 14(D) 16
karekök
E) 17
4.

2 1 Abc Cba 2xy Yukarıdaki Çıkarma Işlemine Göre X Y Topla Mı Kaçtır A 10 B 12 C 14D 16 Karekök E 17 4 class=

Sagot :

Adım adım açıklama:

abc=100a + 10b + c

cba=100c + 10b + a

abc-cba = 99a-99c =2xy

99(a-c)=2xy

a-c=3

2xy=297

x+y=9+7=16

cevap D

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