Question

Factorise the following expression :
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Answer 1

(i)
`5x(x - 5y)`

(iv) 12a²b(3-5c)

Explanation:

(i)
`5 {x}^(2) - 25xy`

`5 {x}^(2) - 25xy = (x - y)`

`5x(x - 5y)`

(iv) 36a²b - 60a²bc

12a²b(3) - 60a²bc

12a²b(3) + 12a²b(-5c)

12a²b(3-5c)

Hope it is helpful....