Cosmology deceleration parameter

1. The problem statement, all variables and given/known data
upload_2019-3-13_11-38-49.png


2. Relevant equations

modified Freidmann:
54255729_158675795050187_2230191021470253056_n.jpg?_nc_cat=100&_nc_ht=scontent-lhr3-1.jpg

upload_2019-3-13_11-42-39.png

upload_2019-3-13_11-44-13.png

upload_2019-3-13_11-45-9.png

0133_2761327387625914368_n.jpg?_nc_cat=105&_nc_ad=z-m&_nc_cid=0&_nc_zor=9&_nc_ht=scontent-lhr3-1.jpg


3. The attempt at a solution
upload_2019-3-13_11-48-38.png

for part b) I am not sure what to do as I am not sure what they mean by
upload_2019-3-13_11-49-23.png
and
upload_2019-3-13_11-49-45.png
 

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Thanks for the thread! This is an automated courtesy bump. Sorry you aren't generating responses at the moment. Do you have any further information, come to any new conclusions or is it possible to reword the post? The more details the better.
 

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