Qual a soma dos oitos primeiros termos da pg (-2,4,-8...)
Soluções para a tarefa
Respondido por
0
(-2,4,6,-8,+10,12,-14,+16,-18)
-2,+4,+6,-8,+10,+12,-14,+16,-18
2-4+6-8+10+12-14+16-18
-2+6-8+10+12-14+16-18
4-8+10+12-14+16-18
-4+10+12-14+16-18
6+12-14+16-18
18-14+16-18
4+16-18
20-18
2
-2,+4,+6,-8,+10,+12,-14,+16,-18
2-4+6-8+10+12-14+16-18
-2+6-8+10+12-14+16-18
4-8+10+12-14+16-18
-4+10+12-14+16-18
6+12-14+16-18
18-14+16-18
4+16-18
20-18
2
Perguntas interessantes