without actually calculating the cubes then find the value of (-14 Cube)+ (8 cube) + (6cube)
Answers
Answered by
2
Let -14,8,6 be x,y,z respectively.
x+y+z= -14 +8+6
=0.
The conditional identity will be formed i.e.
x³+y³+z³= 3xyz
Therefore,
=3*-14*8*6= -2016
This is the answer.
x+y+z= -14 +8+6
=0.
The conditional identity will be formed i.e.
x³+y³+z³= 3xyz
Therefore,
=3*-14*8*6= -2016
This is the answer.
Similar questions