Question

Factorise.
(I) 15xy-6x+5y-2
(II)
$49 x {}^{2} - 36$
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Answer 1

Answer:

➡️ (i) 15xy−6x+5y−2

=15xy+5y−6x−2

=5y(3x+1)−2(3x+1)

=(3x+1)(5y−2)

➡️(ii)49x^2 - 36

= (7x)^2 - 6^2

= (7x - 6)(7x + 6)