Math, asked by pravinuco, 9 months ago

Maths
Factorise: 64a^4 + 2401b^4 - 6256^2 - 1568a^2 b^2​

Answers

Answered by raotd
0

Answer:

Step-by-step explanation:64a³ - 27b³ - 144a²b + 108ab²

Here, using the identity -

(a - b)³ = a³ - b³ - 3a²b + 3ab²

⇒ 64a³ - 27b³ - 144a²b + 108ab² = (4a)³ - (3b)³ - 3(4a)²*(3b) + 3(4a)*(3b)²

⇒ (4a - 3b)³

⇒ (4a - 3b)*(4a - 3b)*(4a - 3b)

Similar questions