Toán Lớp 8: 1.( ( x^2 +2/5y ) . ( x^2 - 2/ y 2. ( x/2 - y ) . ( x/2 - y ) 3 . ( √2x -y ) 4. ( √2x + √8y) ² 5 . ( x/2 + 2y ²) . ( x/2 - 2y ² ) 6 . ( x ² - 4 ) . ( x ² + 4 ) 7 . ( x+y) ² + ( x -y) ² 8 . ( 2x+3 ) ² + (x+1) ²

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Toán Lớp 8: 1.( ( x^2 +2/5y ) . ( x^2 – 2/ y 2. ( x/2 – y ) . ( x/2 – y ) 3 . ( √2x -y ) 4. ( √2x + √8y) ² 5 . ( x/2 + 2y ²) . ( x/2 – 2y

Home/ Toán Lớp 8: 1.( ( x^2 +2/5y ) . ( x^2 – 2/ y 2. ( x/2 – y ) . ( x/2 – y ) 3 . ( √2x -y ) 4. ( √2x + √8y) ² 5 . ( x/2 + 2y ²) . ( x/2 – 2y