Mister Exam

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Identical expressions
(tan(x)^ two + one)*cot(x) + (-cot(x)^ two - one)*tan(x) = zero
( tangent of (x) squared plus 1) multiply by cotangent of (x) plus ( minus cotangent of (x) squared minus 1) multiply by tangent of (x) equally 0
( tangent of (x) to the power of two plus one) multiply by cotangent of (x) plus ( minus cotangent of (x) to the power of two minus one) multiply by tangent of (x) equally zero
(tan(x)2 + 1)*cot(x) + (-cot(x)2 - 1)*tan(x) = 0
tanx2 + 1*cotx + -cotx2 - 1*tanx = 0
(tan(x)² + 1)*cot(x) + (-cot(x)² - 1)*tan(x) = 0
(tan(x) to the power of 2 + 1)*cot(x) + (-cot(x) to the power of 2 - 1)*tan(x) = 0
(tan(x)^2 + 1)cot(x) + (-cot(x)^2 - 1)tan(x) = 0
(tan(x)2 + 1)cot(x) + (-cot(x)2 - 1)tan(x) = 0
tanx2 + 1cotx + -cotx2 - 1tanx = 0
tanx^2 + 1cotx + -cotx^2 - 1tanx = 0
Similar expressions
(tan(x)^2 - 1)*cot(x) + (-cot(x)^2 - 1)*tan(x) = 0
(tan(x)^2 + 1)*cot(x) + (cot(x)^2 - 1)*tan(x) = 0
(tan(x)^2 + 1)*cot(x) - (-cot(x)^2 - 1)*tan(x) = 0
(tan(x)^2 + 1)*cot(x) + (-cot(x)^2 + 1)*tan(x) = 0

(tan(x)^2 + 1)cot(x) + (-cot(x)^2 - 1)tan(x) = 0 equation

(tan(x)^2 + 1)*cot(x) + (-cot(x)^2 - 1)*tan(x) = 0 equation