Question

in the equation x^4 +px^3 +qx^2+rx+5=0 has 4 positive real roots then find the minimum value of pr

Answer 1

Answer:

In the root X^4+^px^3 Is

Step-by-step explanation:

X root Find the perimeter of Real roots Then find the vale on minimum value and use qx^2 _

Hard roots By simply FY multiplication and then root to by Rx+5=0 4positive

Answer 2

Answer:

80

Step-by-step explanation:

here we use the sum of roots and products of roots of

4 degree polynomial equation .

I.e

a+b+c+d= coff. of 3 degrees/ coff. of 4 degree

abcd=coff. of 2 degree/coff. of 4 degree.

And then apply the concept of AM greater than or equal to GM