Разложите на множители x³-x²-16x+16 64b²-(8-b)²

X^3 - X^2 - 16X + 16 = X^2 * ( X - 1 ) - 16 * ( X - 1 ) = ( X - 1)*( X^2 - 16 ) = = ( X - 1 )*( X - 4)*( X + 4 ) ----------------------------------- 64B^2 - ( 8 - B)^2 = 64B^2 - ( 64 - 16B + B^2 ) = 64B^2 - 64 + 16B - B^2 = = 63B^2 + 16B - 64 = 63 * ( X - 56/63)*( X + 72/63 ) = ( 63Х - 56)*( 63X + 72 )  D = 256 + 16128 = 16384 ; √ D = 128  B1 = ( - 16 + 128 ) : 126 = 112/126 = 56/63  B2 = ( - 16 - 128 ) : 126 = - 144/126 = - 72/63  Ответ ( 63X - 56)*( 63X + 72 )