Factorise : 6a*a - a - 15
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6a*a-a-15
=6a^2 -a -15
=6a^2 -10a+9a -15
=2a(3a-5)+3(3a-5)
(2a+3) (3a-5)
a=-3/2 | a=5/3
=6a^2 -a -15
=6a^2 -10a+9a -15
=2a(3a-5)+3(3a-5)
(2a+3) (3a-5)
a=-3/2 | a=5/3
plz mark brainliest
Thank you
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