Question

Factorise : 125x 3 - 1
​

Answer 1

Answer:

374

Step-by-step explanation:

125×3 = 375

375-1 = 374

Answer 2

Answer:

Step-by-step explanation:

125x3+1

=(5x+1)(25x²-5x+1)   {∴using the method (a+b)=a²-ab+b² }