Question

2x raised 2 -7x+6=0 check whether x = -2 are solution of the equation​

Answer 1

Answer:

Step-by-step explanation:

let f(x)=2x²-7x+6=0

g(x)=x+2

f(-2)=2*(-2)²-7*-2+6=0

      =2*4+14+6=0

      =8+20=0

      =28≠0

so x≠-2