1)For what values of the parameter'a' the equation: x^4+2 ax^3 +x^2 +20x+1=0 has atleast two distinct negative roots.2) Show that the eq.x(x+1)(x+h)(x+1+h)=h square has 4 real roots if modulus h>square root of 5+2or modulus of h

Kishore Angus , 11 Years ago

Grade