Question

entities
2
(ii) (-2x + 3y + 2z)​

Answer 1

Answer:

(-2×+3y+2z) 2= (-2×) 2( + 3y) 2(+2z ) 2+ 2(-2×)(3y)+2(3y)(22+2) (-2×)

=4×2+9y2+4z2-

12xy+12yz-8xz

Answer 2

Answer:

I have no idea of thiis question but give me 50 thanks