Helinarslan528rans
Answered

54. x ve y pozitif tamsayılar EBOB(x, y) = 7 x2 - y2 = 392 olduğuna göre, x - y farkının mutlak değeri kaç- tur? AO B7 C) 14. C) 14 D) 21 E) 28​

Sagot :

AkildaMatematikrans

Cevap:

Ebob(x, y) =7

x²-y²=(x+y).(x-y)

x=7m

y=7m

(7m+7n).(7m-7n) =392

7(m+n).7(m-n)=392

49.(m+n)(m-n)=392

(m+n).(m-n)=8

4 . 2 = 8

M+n=4

M-n=2

+

______

2m=6

m=3

n=1

x=7.3=21

y=7.1=7

21+7=28 olur.

Kolay gelsin sana

İlyas hoca Fanıyım

Thank you for visiting our website wich cover about Matematik. We hope the information provided has been useful to you. Feel free to contact us if you have any questions or need further assistance. See you next time and dont miss to bookmark.


Rans Other Questions