Question

answer it please.no irrevalant answers​

Answer 1

7.

i) 3x²(3y²+2)-x(x-2xy²)+y(2x²y-2y)

= 9x²y²+6x²-x²+2x²y²+2x²y²-2y²

= 5x²+13x²y²-2y²

ii) (2x+7)(5x+9)-(4x²+1)(x-3)

Answer 2

Answer:

hi sweetu

u r my bestie na darling so thats y i changed my bio

Step-by-step explanation:

happy birthday darling (in advance)❤❤