Question

The number of real zeroes of the polynomial g(x) = (x -1)2 +(x -2)2 + (x -3)2

is.
please solve ​

Answer 1

2x-1+2×-2+2×-6

6x-9

g(x)=6x-9

x=9/6

thus 9/6is the real zeros of the polynomial