49x^2-225y^2 Factorize
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Step-by-step explanation:
[tex]49 {x}^{2} - 225 {y}^{2} [/tex]
[tex] = (7 {x)}^{2} - (15 {x)}^{2} [/tex]
[tex] = (7x + 15)(7x - 15)[/tex]