+1 vote
in General by kratos

factorise:5 + 3a - 14a2

1 Answer

+5 votes
by kratos
 
Best answer

5 + 3a - 14a2

5 + 10a - 7a - 14a2

= 5(1 + 2a) - 7a (1 + 2a)

= (1 + 2a) (5 - 7a)

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