please follow directions for all problems, and also show all work, since I would like to learn how to solve them, step by step. please make sure all answers and steps are neat and readable.

here is a little help the professor gave me in class for each problem:

and also some of my notes from classunderstand > thank you

1) Y coordinate of vertex

x coordinate is seconds

2A) vertex formula

2b) quadratic formula

3a)x vertex formula

3b)y verte formula

4a) vertex

4b)plug in for x

4c)quadratic formula

\f\f\f\f\f\f\f\f\f\fQ>e?ecanua_m _I-.I-I.OOI unlu- . , A 28 93 3E: ooodw t F65 05 an 2:95 ms 2 29ch 2 28 3 9 89.. 3E: PmE 26; 26 505 Engine: 9.: m_ is; . 338. 5 x2 + 8 1,. ' & :65 m5 \"Ea..." 2:32:me 25 Emo 9 923335.: we 28% 9E: >55 25: A $353. E:E_xaE 9: 5&5 an . .mzou 25 umEmmmE m_ 3% 9:99 05 29.3 . Nag I xom n Go: 8:05: 9: 3 :95 m_ 85an Eaton m be 9E: R 95.3 E um55m 35>? 05 \"m5 mus: 556355;. 6: 3 2.2 m5 B 8596 92 5me 2: m_ as; An _. away, 5 023me 58 .9505 9: ' 3% 92 5 g a. 95 23:33; 8.22 m2 :3 05 8:52\". m5 2 a 29.3 . m + a + $85: u A coamacm $5 3 :96 2 58 m: .20: 9.3%. 9: $98 56.5 m_ =3