Question

Elimine os parenteses e reduza os termos semelhantes.
A)(2x²y+3²x²) + (4xy²-x²y)=
B)(2x²y+3x²y²) + (4xy²-x²y) - (x²y+3xy²) + (x²y²-5xy²)=
C) (x²+2xy+y²) + (x²-2xy+y²)=
D) x²+2xy+y²) - (x²+2xy+x²)=
E)(x²-2xy+y²) - (x²+2xy+y²)=

Answer 1

A) x²y+9x²+4xy²
B)0x²y+4x²y²-4xy²
C)2x²+0xy+2y²
D)-x²+0xy+y²
E)0x²-4xy+0y²