How are such problems done? i need a refresher on this.
what expression represents the area of the triangle drawn below?

where's the diagrams?

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!