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• Identical expressions

• two *(-(x + one)^ two /((x + one)^ two + one) + one)/((x + one)^ two + one) = zero
• 2 multiply by ( minus (x plus 1) squared divide by ((x plus 1) squared plus 1) plus 1) divide by ((x plus 1) squared plus 1) equally 0
• two multiply by ( minus (x plus one) to the power of two divide by ((x plus one) to the power of two plus one) plus one) divide by ((x plus one) to the power of two plus one) equally zero
• 2*(-(x + 1)2/((x + 1)2 + 1) + 1)/((x + 1)2 + 1) = 0
• 2*-x + 12/x + 12 + 1 + 1/x + 12 + 1 = 0
• 2*(-(x + 1)²/((x + 1)² + 1) + 1)/((x + 1)² + 1) = 0
• 2*(-(x + 1) to the power of 2/((x + 1) to the power of 2 + 1) + 1)/((x + 1) to the power of 2 + 1) = 0
• 2(-(x + 1)^2/((x + 1)^2 + 1) + 1)/((x + 1)^2 + 1) = 0
• 2(-(x + 1)2/((x + 1)2 + 1) + 1)/((x + 1)2 + 1) = 0
• 2-x + 12/x + 12 + 1 + 1/x + 12 + 1 = 0
• 2-x + 1^2/x + 1^2 + 1 + 1/x + 1^2 + 1 = 0
• 2*(-(x + 1)^2 divide by ((x + 1)^2 + 1) + 1) divide by ((x + 1)^2 + 1) = 0

• Similar expressions

• 2*(-(x - 1)^2/((x + 1)^2 + 1) + 1)/((x + 1)^2 + 1) = 0
• 2*(-(x + 1)^2/((x - 1)^2 + 1) + 1)/((x + 1)^2 + 1) = 0
• 2*(-(x + 1)^2/((x + 1)^2 + 1) - 1)/((x + 1)^2 + 1) = 0
• 2*(-(x + 1)^2/((x + 1)^2 - 1) + 1)/((x + 1)^2 + 1) = 0
• 2*((x + 1)^2/((x + 1)^2 + 1) + 1)/((x + 1)^2 + 1) = 0
• 2*(-(x + 1)^2/((x + 1)^2 + 1) + 1)/((x + 1)^2 - 1) = 0
• 2*(-(x + 1)^2/((x + 1)^2 + 1) + 1)/((x - 1)^2 + 1) = 0