Question

10y^4-5y^3-15x^2y^2 by 5y^2​

Answer 1

Answer:

10y^4-5y^3-15x^2y^2 by 5y^2

=10y^4/5y^2-5y^3/5y^2-15x^2y^2/5y^2

=2y^(4-2)-y^(3-2)-3x^2y^(2-2)

=2y^2-y-3x^2