Răspuns :
a) x + 4 =144/-4
x = 140
b) x^2 + 16 = 25/-16
x^2 = 9
x^2 = 3^2
x = 3
c) a +aa +aaa = 369
a + 11a + 111a = 369
123a = 369/:123
a = 3
x = 140
b) x^2 + 16 = 25/-16
x^2 = 9
x^2 = 3^2
x = 3
c) a +aa +aaa = 369
a + 11a + 111a = 369
123a = 369/:123
a = 3
a)x+4=144
x=144-4
x=140
b)x^2+16=25
x^2=25-16
x^2=9
x^2=3^2
x=3
c)a+aa+aaa=369
a+10a+a+100a+10a+a=369
123a=369
a=369/123
a=3
Sper ca te-am ajutat ! :)
x=144-4
x=140
b)x^2+16=25
x^2=25-16
x^2=9
x^2=3^2
x=3
c)a+aa+aaa=369
a+10a+a+100a+10a+a=369
123a=369
a=369/123
a=3
Sper ca te-am ajutat ! :)