Question

factorise 6 a square -a - 15


Solve this I will mark you brillinst

Answer 1

Answer:

I hope this solution may help you friend

Step-by-step explanation:

= 6a^2 - a - 15

= 6a^2-(10-9)a - 15

= 6a^2 - 10a - 9a - 15

= 2a(3a-5)-3(3a-5)

= (3a-5) (2a-3) ------ANS