find the value of x³+y³+12xy-64 whenx+y=4
Answers
Answered by
3
I think so this helps you
Attachments:
rajputjatinthakur:
wrong
sorry,that answer is 64+9xy-64 =9xy
the point where you went wrong is where you wrote x cube + y cube + 3xy. it should be x^3 + y^3 +3xy(x+y)
wrong all
x+ y ki value not put
sorry, i forgot formula
x+y ki value 4
ok
Similar questions