Comparte esto 👍👍DESCARGACAPITULO VI PRODUCTOS Y COCIENTES NOTABLES Ejercicio 63Escribir, por simple inspección, el resultado de: (a–3 ) 2 = a 2 –2( a ) ( 3 ) +(3 ) 2 = a 2 –6a+9 (x–7 ) 2 = x 2 –2( x ) ( 7 ) +(x ) 2 = x 2 +14x+49 (9–a ) 2 = 9 2 –2( 9 ) ( a ) +(a ) 2 =81–18a+ a 2 (2a–3b ) 2 =(2a ) 2 –2(2a ) (3b ) +(3b ) 2 =4 a 2 –12ab+9 b 2 (4ax–1 ) 2 =(4ax ) 2 –2(4ax ) ( 1 ) +(1 ) 2 =16 a 2 x 2 –8ax+1 ( a 3 – b 3 ) 2 =( a 3 ) 2 –2( a 3 ) ( b 3 ) +( b 3 ) 2 = a 6 –2 a 3 b 3 + b 6 (3 a 4 –5 b 2 ) 2 =(3 a 4 ) 2 –2(3 a 4 ) (5 b 2 ) +(5 b 2 ) 2 =9 a 8 –30 a 4 b 2 +25 b 4 ( x 2 –1 ) 2 =( x 2 ) 2 –2( x 2 ) ( 1 ) +(1 ) 2 = x 4 –2 x 2 +1 ( x 5 –3a y 2 ) 2 =( x 5 ) 2 –2( x 5 ) (3a y 2 ) +(3a y 2 ) 2 = x 10 –6a x 5 y 2 +9 a 2 y 4 ( a 7 – b 7 ) 2 =( a 7 ) 2 –2( a 7 ) ( b 7 ) +( b 7 ) 2 = a 14 –2 a 7 b 7 + b 14 (2m–3n ) 2 =(2m ) 2 –2(2m ) (3n ) +(3n ) 2 =4 m 2 –12mn+9 n 2 (10 x 3 –9x y 5 ) 2 =(10 x 3 ) 2 –2(10 x 3 ) (9x y 5 ) +(9x y 5 ) 2 =100 x 6 –180 x 4 y 5 +81 x 2 y 10 ( x m – y n ) 2 =( x m ) 2 –2( x m ) ( y n ) +( y n ) 2 = x 2m –2 x m y n + y 2n ( a x–2 –5 ) 2 =( a x–2 ) 2 –2( a x–2 ) ( 5 ) +(5 ) 2 = a 2x–4 –10 a x–2 +25 ( x a+1 –3 x a–2 ) 2 =( x a+1 ) 2 –2( x a+1 ) (3 x a–2 ) +(3 x a–2 ) 2 = x 2a+2 –6 x 2a–1 +9 x 2a–4 Categories: Capítulo VI