Betulceyinkaya23rans
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- . 2. 0,5a = 42a - 5 olduğuna göre, a kaçtır? a A) -2 B) -1 CO D) 1 E 2​

2 05a 42a 5 Olduğuna Göre A Kaçtır A A 2 B 1 CO D 1 E 2 class=

Sagot :

Hakanatess66rans

Cevap:

0,5=5/10=1/2=2^-1 demek

2^-a=2^(4a-10)...tabanlar eşitse üsler de eşittir

-a=4a-10 dan - 5a=-10 dan a=2 olur... Cvp E

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