Question

If m and n are zeroes of the polynomial 3x²+11x-4, find the value of (m/n+n/m)​

Answer 1

Step-by-step explanation:

3x²+11x-4

= 3x²+12x-x-4

= 3x(x+4)-1(x+4)

= (x+4)(3x-1)

so, m= 4 and n= -1

(m/n+n/m)

4/(-1) + (-1)/4

= -4-1/4

= (-16-1)/4

= -17/4