How to use the phrasal verb 'blow up'

There are a few meanings of the phrasal verb 'blow up'. These include:
a) explode
b) enlarge
c) exaggerate
d) get angry.

Look at how 'blow out' is used in the following sentences:
1 The bomb planted by the terrorist blew up and killed many people near the site of it.
2 We need to blow up this photo so that it is big enough to be exhibited here.
3 Some parents like to blow up their children's academic achievement.
4 The bad-tempered man will blow up anytime.