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• Identical expressions

• - two *x*(x + three)/(x^ two + nine)^ two + one /(x^ two + nine) = zero
• minus 2 multiply by x multiply by (x plus 3) divide by (x squared plus 9) squared plus 1 divide by (x squared plus 9) equally 0
• minus two multiply by x multiply by (x plus three) divide by (x to the power of two plus nine) to the power of two plus one divide by (x to the power of two plus nine) equally zero
• -2*x*(x + 3)/(x2 + 9)2 + 1/(x2 + 9) = 0
• -2*x*x + 3/x2 + 92 + 1/x2 + 9 = 0
• -2*x*(x + 3)/(x² + 9)² + 1/(x² + 9) = 0
• -2*x*(x + 3)/(x to the power of 2 + 9) to the power of 2 + 1/(x to the power of 2 + 9) = 0
• -2x(x + 3)/(x^2 + 9)^2 + 1/(x^2 + 9) = 0
• -2x(x + 3)/(x2 + 9)2 + 1/(x2 + 9) = 0
• -2xx + 3/x2 + 92 + 1/x2 + 9 = 0
• -2xx + 3/x^2 + 9^2 + 1/x^2 + 9 = 0
• -2*x*(x + 3) divide by (x^2 + 9)^2 + 1 divide by (x^2 + 9) = 0

• Similar expressions

• 2*x*(x + 3)/(x^2 + 9)^2 + 1/(x^2 + 9) = 0
• -2*x*(x + 3)/(x^2 + 9)^2 + 1/(x^2 - 9) = 0
• -2*x*(x + 3)/(x^2 + 9)^2 - 1/(x^2 + 9) = 0
• -2*x*(x - 3)/(x^2 + 9)^2 + 1/(x^2 + 9) = 0
• -2*x*(x + 3)/(x^2 - 9)^2 + 1/(x^2 + 9) = 0