Question

27. Factorise: 27 – 125x3 – 135a + 225a​

Answer 1

★᭄ꦿ᭄ꦿ ӇЄƳƛ MƛƬЄ ★᭄ꦿ᭄ꦿ

Remember The Identity ,

✔( ƛ - Ɓ)³= (ƛ³ - Ɓ³ - 3ƛ²Ɓ + 3ƛƁ²)

try to apply this identity in your question ,

▶(3 )³- (5X)³ - 3(3)²(5x)+3(3)(5x)²

➱27 -125x³-135x+225x²

is equal to given polynomial

so this can be written as

(3 - 5x)³ are the factors of given polynomia

ӇƠƤЄ ƖƬƧ ӇЄԼƤ Ʋ ❤️