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factorise and simplify (x^2+4x+4)/(3x^2+15x+18)

Factorise: Top (x^2+4x+4) = (x+2)^2Bottom (3x^2+15x+18) = 3(x^2+5x+6) = 3(x+3)(x+2)Simplify: ((x+2)^2)/(3(x+3)(x+2)) = (x+2)/(3(x+3))

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