Which function is not the same as the other three ?

good job you smart son of a gun you are smarter that einstein. 7

(23*2)-12=x     x=34

step-by-step explanation:

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!