alyssasimeon
alyssasimeon
07-05-2015
Mathematics
contestada
what is the solution of n^2 - 49 = 0
Respuesta :
Panoyin
Panoyin
07-05-2015
n² - 49 = 0
+ 49 + 49
n² = 49
n =
+
7
The solution to the problem is {7, -7}.
Answer Link
vuvuong003
vuvuong003
07-05-2015
So [tex] n^{2} - 49 = 0 [/tex]
Add 49 from 0 and you get
[tex]n ^{2} = 49[/tex]
Only [tex] 7^{2} [/tex]= 49 so
n = 7
Answer Link
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