2012 · Q43
x^4 + xy^3 + x^3y + xz^3 + y^4 + yz^3 is divisible by:
Elementary MathematicsAlgebra
- A(x + y) only
- B(x^3 + y^3 + z^3) only
- Cboth (x + y) and (x^3 + y^3 + z^3)
- DNone of the above
Explanation
It factorises as (x+y)(x^3 + y^3 + z^3).
x^4 + xy^3 + x^3y + xz^3 + y^4 + yz^3 is divisible by:
Explanation
It factorises as (x+y)(x^3 + y^3 + z^3).