Q2. Factorize 5ax-3ay-5bx+3by
Factorization methods —
We see here that in the first two terms ‘a’ is common and in last two terms ‘b’ is common.
Put  brackets;
Here we see (5x-3y) as common factor — taking it out we get,
So , we got;
i-e (5x-3y) and (a-b) are the factors