Question

simplify (4x+5y+2)(x2-xy+y+1)​

Answer 1

Solution:

= (4x+5y+2)(x^2-xy+y+1)

= (4x^3+x^2y+2xy+4x-5xy^2+5y^2+7y+2x^2+2)

= 4x^3+x^2y+2xy+4x-5xy^2+5y^2+7y+2x^2+2

= 4x^3+x^2y+2x^2-5xy^2+2xy+4x+5y^2+7y+2

Hope this will help.