I couldnot understand the diff b/w her hers , your yours , my mine , our ours - English - Adjectives

Question

I couldnot understand the diff b/w her hers , your yours , my
mine , our ours

Nitika Sahdev · Accepted Answer

Possessive determiners(can be used
as adjectives)
For example: This is her book
Possessive pronouns(determine
ownership)
For example: This book is hers

her
hers

your
yours

my
mine

our
ours

Possessive determiners(can be used as adjectives) For example: This is her book.	Possessive pronouns(determine ownership) For example: This book is hers.
her	hers
your	yours
my	mine
our	ours

I couldnot understand the diff.b/w her hers , your yours , my mine , our ours