M^4 - 3m^3 n + m^2n^2 - m^3n - 4mn^3 ghb m = -1 n = 1

Question

Алгебра

Каллиник

6 год назад

M^4 - 3m^3 n + m^2n^2 - m^3n - 4mn^3 ghb m = -1 n = 1

ОТВЕТЫ

Власович

Jul 7, 2019

$m^{4}-4 m^{3}n-4m n^{3}+ m^{2} n^{2} = m^{2}( m^{2} + n^{2} )-4mn( m^{2} + n^{2} ) = amp;#10;amp;#10;= ( m^{2}+ n^{2})( m^{2}-4mn) = m( m^{2} + n^{2})(m-4n)amp;#10;amp;#10;-1(( -1)^{2}+ 1^{2})(-1-4*1) = 10$

71