Question

factorise 27x*3 + 125y*3

Answer 1

Answer: 27x × 3 = 81

125×3 = 375

375 + 81 = 456 is your answer

Step-by-step explanation:

Answer 2

27x³ + 125y³

( 3x )³ + ( 5y )³

{ a³ + b³ = ( a + b ) ( a² – ab + b² ) }

( 3x + 5y ) ( 9x² – 15xy + 25y² )

3 ( 3x + 5y ) ( 3x² – 5xy + 5y² )