Rozwiąż równanie
x+3
--------------------- =1
x do kwadratu-9
x²-9≠0 x≠3 i x≠ -3
x+3/(x²-9)=1
x+3/(x-3)(x+3)=1
1/(x-3)=1 / * (x-3)
1=x-3
x=4
spr L= (4+3)/(4²-9)=7/(16-9)=7/7=1
P=1
L=P
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x²-9≠0 x≠3 i x≠ -3
x+3/(x²-9)=1
x+3/(x-3)(x+3)=1
1/(x-3)=1 / * (x-3)
1=x-3
x=4
spr L= (4+3)/(4²-9)=7/(16-9)=7/7=1
P=1
L=P