Question

8m2-2m3-4+m и t2+tx+11x+11t

Answer 1

 t^2 + tx + 11x + 11t = (t^2 + tx) + (11x + 11t) = t*(t+x) + 11*(x+t) = ( t + x )*( t + 11);

8m² - 2m³ - 4 + m = 2m² (4 - m) + ( m - 4 ) = 
=(4-m) *(2m^2 - 1)=-2(m-4) *(m-1/√2)(m+1/√2)