2010 · Q20
If x = (b-c)(a-d), y = (c-a)(b-d), z =(a-b)(c-d), then what is x3 + y3 +z3 equal to?
Elementary MathematicsAlgebra
- Axyz
- B2 xyz
- C3 xyz
- D-3 xyz
Explanation
x+y+z=0, so x³+y³+z³=3xyz.
If x = (b-c)(a-d), y = (c-a)(b-d), z =(a-b)(c-d), then what is x3 + y3 +z3 equal to?
Explanation
x+y+z=0, so x³+y³+z³=3xyz.