Tìm x biết
3/2.x-70 và 10/11 : (131313/151515+131313/353535+131313/636363+131313/999999)=-5
tim x thuoc Z
2/3. x -70 10/11 : ( 131313/151515 +131313/353535 + 131313/636363 + 131313/999999)= -5
1,Tìm x:
\(\frac{3}{2}.x-70\frac{10}{11}:\left(\frac{131313}{151515}+\frac{131313}{353535}+\frac{131313}{636363}+\frac{131313}{999999}\right)=-5\)
2/3-70.10/11.(131313/151515+131313/353535+131313/636363+131313/999999)=-5
131313/151515 + 131313/353535 + 131313/636363 + 131313/999999 = ?
131313 +131313+131313+131313
151515+353535+636363+999999
a) ( x-7).(x+3)<0 với x thuộc Z
b) 3/2.x -70 10/11 (131313/151515+131313/353535+131313/636363+131313/999999) = -5
GIÚP MIK NHA , NHỚ CÓ CÁCH LÀM ĐẤY ĐỦ ĐÓ , AI NHANH MIK TIK NHA
chú ý -70 10/11 là hỗn số
Cho S= \(\frac{131313}{30303}+\frac{131313}{151515}+\frac{131313}{353535}+\frac{131313}{636363}+\frac{131313}{999999}\)Chứng tỏ rằng: S>5
tim x
\(\frac{3}{2}\) .x-\(70\frac{10}{11}\) :(\(\frac{131313}{151515}\) +\(\frac{131313}{353535}\) +\(\frac{131313}{636363}\) +\(\frac{131313}{999999}\) =-5