chứng minh: 1/5 + 1/14+1/28 +1/44 + 1/61+1/85+1/97 <1/2
Chứng minh rằng: \(\frac{1}{5}+\frac{1}{14}+\frac{1}{28}+\frac{1}{44}+\frac{1}{61}+\frac{1}{85}+\frac{1}{97}<\frac{1}{2}\)
chứng minh
1/5+1/14+1/28+1/44+1/61+1/85+1/97<1/2
chứng minh
a,1/4+1/2+1/24+1/40+1/60+1/84>1/2
b,-1/5-1/14-1/28-1/44-1/61-1/85>-1/2
chứng minh
a,1/4+1/2+1/24+1/40+1/60+1/84>1/2
b,-1/5-1/14-1/28-1/44-1/61-1/85>-1/2
chứng minh
a,1/4+1/2+1/24+1/40+1/60+1/84>1/2
b,-1/5-1/14-1/28-1/44-1/61-1/85>-1/2
chứng tỏ rằng
A= 1/5 + 1/14 + 1/28 + 1/44 + 1/61 + 1/85 + 1/97 < 1/2
chứng minh: 1/5 + 1/14+1/28 +1/44 + 1/61+1/85+1/97 <1/2
giúp mình nha!!!! cần gấp
Chứng minh rằng: \(\frac{1}{5}+\frac{1}{14}+\frac{1}{28}+\frac{1}{44}+\frac{1}{61}+\frac{1}{85}+\frac{1}{97}\) < \(\frac{1}{2}\)
