已知m^2+n^2-6m+10n+34=0求2m-3n的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/09 06:01:37
已知m^2+n^2-6m+10n+34=0求2m-3n的值
已知m^2+n^2-6m+10n+34=0求2m-3n的值
已知m^2+n^2-6m+10n+34=0求2m-3n的值
m^2+n^2-6m+10n+34=0
(m-3)^2+(n+5)^2=0
m-3=0 m=3
n+5=0 n= -5
2m-3n=21
m^2+n^2-6m+10n+34=0
(m-3)²-9+(n+5)²-25+34=0
(m-3)²+(n+5)²=0
m=3 n=-5
2m-3n=2*3-3*(-5)=21
已知m^2+n^2-6m+10n+34=0,求m-n
已知m^2+n^2-10m+6n+34=0,求代数式2m+5n的值.
已知m^2+n^2-6m+10n+34=0求2m-3n的值
已知3m=2n,则m/(m+n)+n/(m-n)-n^2/(m^2-n^2)=?
已知3m=4n,则m/m+n+n/m-n-m^2/m^2-n^2=
已知m/n=5、,求(m/(m+n))+(m/(m-n))-(n^2/(m^3-n^2))
已知|m|=5,|n|=2 |m+n|=m+n,求m-n
已知2(m+n)=1005(m-n),45(m-n)分之180(m+n)=
已知m+n=2012(m-n),则m+n/2(m-n)=?
m^2+n^2-6m+10n+34=0,求m+n
m^2+n^2-6m+10n+34=0求m+n的值
已知m²+n²-6m+10n+34=0,则m+n=?
已知m*+n*-6m+10n+34=0,则m+n=?
已知(m+n)(m+n)=10,(m-n)(m-n)=2,求mmmm+nnnn的值
已知:m*m=n+2,n*n=m+2.求m*m*m-2mn+n*n*n(m不等于n).
已知m的平方+N的平方+2M-6N+10=0,则M+N等于?
已知:m²+2m+n²-6n+10=0,求m,n的值
已知满足m²+n²+2m-6n+10=0,求m,n的值