Matematică
lorybogdan87b
2015-11-08 03:32:39
rezolva in R ecuatia x^2=100/121
Răspunsuri la întrebare
catalinrosca200
2015-11-08 06:44:45

x = [latex] sqrt{100/121} [/latex] x = + - 10/11  x = + - 0,(90)

vigaroxa
2015-11-08 06:46:00

x²=100/121 x²-100/121=0 x²=10²/11²=0 x²-(10/11)²=0 (x-10/11)(x+10/11)=0 x1=10/11 x2=-10/11 as simple as that!!

Adăugați un răspuns