5m Zen
A2 b c b2 c a
A2 b c b2 c a pictures 5
Home
>
A2 b c b2 c
A2 b c b2 c a
a2 b c )u003d b2 c a )u003d 2023
a2(b-c)+b2(c-a)+c2(a-b) u56E0u6570u5206u89E3
a2 b c b2 c a
a2(b-c)+b2(c-a)+c2(a-b)
a2 b c b2 c a c2 a b 0
a2 b c b2 c a c2 a b are in ap
a2 b c b2 c a c2 a b 1
