2 and 1/4 - 3/4 simplest form

2 and 1/4 is 9/4

9/4 - 3/4 = 6/4

6/4 = 1 and 1/2

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!