Find the value of x3+y3-12xy+64,whenx+y=-4.
Given,
= 
= x + y = -4 Given
= x+y+4 = 0
This can be written in form ,
= 
And , 
= 
= 0 ×
= 0
15
Find the value of x3+y3-12xy+64,whenx+y=-4.
Given,
=
= x + y = -4 Given
= x+y+4 = 0
This can be written in form ,
=
And ,
=
= 0 ×
= 0