if a:b=2:3 and b:c =4:5 find a^2:b^2:bc-
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a:b:c = 2 x 4 : 3 x 4 : 3 x 5 = 8 : 12 : 15
a² : b² : bc
= 8 x 8 : 12 x 12 : 12 x 15
= 64 : 144 : 180
= 32 : 72 : 90
= 16 : 36 : 45
a² : b² : bc
= 8 x 8 : 12 x 12 : 12 x 15
= 64 : 144 : 180
= 32 : 72 : 90
= 16 : 36 : 45
alokpal47788:
thanx
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