Aralık 2009 Sorusu

 

 

soru

x ve y pozitif tamsayı olmak üzere;

2 to the power of x.3 to the power of y plus 2 to the power of x plus 3 to the power of y equal 89

ise, x+y kaçtır?

cevap

 

2 to the power of x.3 to the power of y plus 2 to the power of x plus 3 to the power of y equal 89
2 to the power of x.3 to the power of y plus 2 to the power of x plus 3 to the power of y plus 1 equal 90
open parentheses 2 to the power of x plus 1 close parentheses open parentheses 3 to the power of y plus 1 close parentheses equal 90
x equal 3 space ; space y equal 2

 

BLOG COMMENTS POWERED BY DISQUS