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• Identical expressions

• (one + three *n)*(five + three *n)/((two + three *n)*(four + three *n))
• (1 plus 3 multiply by n) multiply by (5 plus 3 multiply by n) divide by ((2 plus 3 multiply by n) multiply by (4 plus 3 multiply by n))
• (one plus three multiply by n) multiply by (five plus three multiply by n) divide by ((two plus three multiply by n) multiply by (four plus three multiply by n))
• (1 + 3n)(5 + 3n)/((2 + 3n)(4 + 3n))
• 1 + 3n5 + 3n/2 + 3n4 + 3n
• (1 + 3*n)*(5 + 3*n) divide by ((2 + 3*n)*(4 + 3*n))

• Similar expressions

• (1 + 3*n)*(5 + 3*n)/((2 - 3*n)*(4 + 3*n))
• (1 + 3*n)*(5 + 3*n)/((2 + 3*n)*(4 - 3*n))
• (1 + 3*n)*(5 - 3*n)/((2 + 3*n)*(4 + 3*n))
• (1 - 3*n)*(5 + 3*n)/((2 + 3*n)*(4 + 3*n))