If u=3(ax+by+cz)2 - (x2+y2+72) and a2+b+c=1 then the value of a2u/əx2 + 22u/@y2+22uləz2=
Answers
Answered by
0
Answer:
jhayjil53h1ksk il1il1iil1l4qilil1dhehuswuw9wur susu fa esks0
Similar questions