reduce:(x+2y)²+(x-2y)²-8y² A)x² B)2x² C)3x² D)4x² E)x²+y².... Question from @zunigaastridwiese202

July 2023 1 4 Report

reduce:(x+2y)²+(x-2y)²-8y²
A)x²
B)2x²
C)3x²
D)4x²
E)x²+y²

Respuesta:

2x²

Explicación paso a paso:

(x+2y)²+(x-2y)²-8y²

x²+4xy+4y²+(x²-4xy+4y²)-8y²

x²+4xy+4y²+x²-4xy+4y²-8y²

x²+x²+4y²+4y²-8y²

2x²

" Life is not a problem to be solved but a reality to be experienced! "