Solutions: <4 + <1 = 30° + <1 =

-30° + 30° + <1 = ​

1 ..>5

2.. 30(1)

3.. Sorry

I don't know properly 3 answer

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!