The first one and second one plz ​

I uploaded the answer to a file hosting. Here's link:

tinyurl.com/wpazsebu

here is the

mark brainliest pl

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!