Question

please give me full solution.

Answer 1

6x2+x-2=6x2+4x-3x-2=(6x2-3x)+(4x-2)=3x(2x-1)+2(2x-1)
two zeros r
2x-1 =0(x=1/2)
3x+2=0(-2/3)



alpha=1/2. beta =-2/3
1/2*3/-2+-2/3*2/1
=-17/12

Answer 2

use the second method and if you don't remind it then use the first method the first method is an alternate

hope it helps you :-)