Question

factorisc 125a³-343b³​

Answer 1

Answer:

a = 7 , b = 5

Step-by-step explanation:

=125 a³ - 343 b³ = 0

=( 5 ) ³ a ³ - ( 7 )³ b³ = 0

we can write this as ,

( 5 ) ³ a ³ = ( 7 )³ b³

a ³ / b³ =  ( 7 )³ /  5 ) ³

cancelling cubes on the both sides ,

finally , a = 7 and b = 5

Hope , this helps you .

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