chung minh rang neu a,b,c la cac so khac 0 thoa man
ab+ac/2=bc+ba/3=ca+cb/4 thi a/3=b/5=c/15
Chung minh rang neu cac so a,b,c khac 0 thoa man (ab+ac)/2=(bc+ba)/3=(ca+cb)/4 thi a/3=b/5=c/15
chung minh rang neu a,b,c la cac so khac 0 thoa man ab+ac/2=bc+ba/3=ca+cb/4 thi a/3=b/5=c/15
mk dg can gap nha
ai lm dc (giai ki) mk tick cho
chung minh rang neu a,b,c la cac so khac 0 thoa man ab+ac/2=bc+ba/3=ca+cb/4 thi a/3=b/5=c/15
mk dg can gap nha
ai lm dc (giai ki) mk tick cho
chung minh rang neu a,b,c la cac so khac 0 thoa man ab+ac/2=bc+ba/3=ca+cb/4 thi a/3=b/5=c/15
mk dg can gap nha
ai lm dc (giai ki) mk tick cho
chung minh rang neu a,b,c la cac so khac 0 thoa man ab+ac/2=bc+ba/3=ca+cb/4 thi a/3=b/5=c/15
mk dg can gap nha
ai lm dc (giai ki) mk tick cho
Cho a,b,c khác 0 . Chứng minh: (ab+ac)/2=(ba+bc)/3=(cb+ca)/4 thì a/3=b/5=c/15
Chứng minh rằng nếu a,b,c là các số khác 0 thoả mãn : (ab+ac)/2=(ba+bc)/3=(ca+cb)/4 thì a/3=b/5=c/15
CMR nếu a,b,c ≠ 0 thỏa mãn ab+ac / 2 + bc+ba / 3 + ca+cb / 4 thì a/3 = b/5 =c/15