Các câu hỏi tương tự
cho dãy tỉ số bằng nhau
\(\frac{2012a+b+c+d}{a}=\frac{a+2012b+c+d}{b}=\frac{a+b+2012c+d}{c}=\frac{a+b+c+2012d}{d}\)
tính \(M=\frac{a+b}{c+d}+\frac{b+c}{d+a}+\frac{c+d}{a+b}+\frac{d+a}{b+c}\)
cho dãy tỉ số bằng nhau
\(\frac{2012a+b+c+d}{a}=\frac{a+2012b+c+d}{b}=\frac{a+b+2012c+d}{c}=\frac{a+b+c+2012d}{d}\)
tính M=\(\frac{a+b}{c+d}+\frac{b+c}{d+a}+\frac{c+d}{a+b}+\frac{d+a}{b+c}\)
cho dãy tỉ số bằng nhau
\(\frac{2012a+b+c+d}{a}=\frac{a+2012b+c+d}{b}=\frac{a+b+2012c+d}{c}=\frac{a+b+c+2012d}{d}\)
Tính M= \(\frac{a+b}{c+d}+\frac{b+c}{d+a}+\frac{c+d}{a+b}+\frac{d+a}{b+c}\)
Cho dãy tỉ số bằng nhau : \(\frac{2012a+b+c+d}{a}=\frac{a+2012b+c+d}{b}=\frac{a+b+2012c+d}{c}=\frac{a+b+c+2012d}{d}\).Tính giá trị biểu thức: M=\(\frac{a+b}{c+d}+\frac{b+c}{d+a}+\frac{c+d}{a+b}+\frac{d+a}{b+c}\)
Đề: \(\frac{2012a+b+c+d}{a}=\frac{a+2012b+c+d}{b}=\frac{a+b+2012c+d}{c}=\frac{a+b+c+2012d}{d}\)
TÍNH M= \(\frac{a+b}{c+d}+\frac{b+c}{d+a}+\frac{c+d}{a+b}+\frac{d+a}{b+c}\)
cho\(\frac{a}{2b}\)=\(\frac{b}{2c}=\frac{c}{2d}=\frac{d}{2a}\)(a, b, c, d > 0). Tính:
A=\(\frac{2013a-2012b}{c+d}+\frac{2013b-2012c}{a+d}+\frac{2013c-2012d}{a+b}+\frac{2013d-2012a}{b+c}\)
Tìm x biết
a)\(||3x-\frac{7}{3}|-2|=7\)
b) Cho \(\frac{a}{2b}=\frac{b}{2c}=\frac{c}{2d}=\frac{d}{2a}\)(a, b, c, d > 0). Tính
A = \(\frac{2013a-2012b}{c+d}+\frac{2013b-2012c}{a+d}+\frac{2013c-2012d}{a+b}+\frac{2013d-2012a}{b+c}\)
cho dãy tỉ số
\(y=\frac{2012a+b+c+d}{a}\)=\(\frac{a+2012b+c+d}{b}\)=\(\frac{a+b+2012c+d}{c}\)\(=\frac{a+b+c+2012d}{d}\)
tính M=\(\frac{a+b}{c+d}\)\(=\frac{b+c}{d+a}\)=\(\frac{c+d}{a+d}\)\(=\frac{d+a}{b+c}\)
CHO frac{a}{2b}frac{b}{2c}frac{c}{2d}frac{d}{2a} (a,b,c,d 0).TÍNH:Afrac{2013a-2012b}{c+d}+frac{2013b-2012c}{a+d}+frac{2013c-2012d}{a+b}+frac{2013d-2012a}{b+c}
Đọc tiếp
CHO \(\frac{a}{2b}\)=\(\frac{b}{2c}\)=\(\frac{c}{2d}\)=\(\frac{d}{2a}\) (a,b,c,d > 0).TÍNH:
A=\(\frac{2013a-2012b}{c+d}\)+\(\frac{2013b-2012c}{a+d}\)+\(\frac{2013c-2012d}{a+b}\)+\(\frac{2013d-2012a}{b+c}\)