SOLUTION: How do I factorise {{{18^2-2(3x-1)^2}}} and {{{36(2x-5)^2-49(x-5)^2}}} ?

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Question 335: How do I factorise 18%5E2-2%283x-1%29%5E2 and 36%282x-5%29%5E2-49%28x-5%29%5E2 ?
Answer by ichudov(507) About Me  (Show Source):
You can put this solution on YOUR website!
you first simplify them into regular trinomials, and then factorize the trinomials using the quadratic formula (see my solver of quadratic equations which does also factorize).