Contact us
Choose a category below so we can get back to you as quickly as possible.
∵(m-2)²+|2m-n|=0 ∴m-2=0,2m-n=0 ∴m=2,n=4 ∴m²-mn+2n² =2²-2×4+2×4² =4-8+32 =28
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.