Answer:
i think it is 12.9375
pls let me know if i helped
Step-by-step explanation:
0.2,
-0.4,
-4.5
hope this helps
im not great at this im learning it to but im going to say b from what ive learned if you can find a better answer find it
<em>The answer you are looking for is: </em>
<em><u>1.) c.) -4.9t^(2)+38t=0 </u></em>
<em><u>2.) 3 seconds </u></em>
<em>Hope that helps!! </em>
<em>Have a wonderful day!!!</em>
