Chứng minh rằng x=-2 là một nghiệm của phương trình x^3-4x=0.

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Oct 21, 2021 ... To determine the zeroes of the polynomial p(x)=x3−4x, we will follow these steps: Step 1: Set the polynomial equal to zero We start by ... Convert the inequality to an equation. x3 ... Nov 17, 2021 ... What values of x are solutions of the inequality x^3-4x>0 ? The inequality is true for x<0 and 0 · Answer: - 2 < x < 0 or x > 2. fx =0 =⇒ x2 − xy − 4x =0 =⇒ x(x − y − 4)=0 =⇒ x = 0 or x − y − 4=0 ... The values of the function f are f(−1,0) = 3 , f(1,0) = −1 , f(−1,2) ... Sep 5, 2014 ... Решите уравнение x^3-4x=0 · Ответ, проверенный экспертом · Ответ, проверенный экспертом · Новые вопросы в Алгебра. Решите систему неравенства ! The inequations -4x +1 ≥ 0 and 3 – 4x < 0 have the common solution given by A { } B {0, 2} C {-2, 2} D [-2, 0] 0. 0. 300. 0. 0. $600. Steel Girder. 100. Meters. 61. 34. 5. 0. 0. $3,500. Reinforced ... ((61 X 1.0)+(34x0.75)+(5x0.5))x3,500. $311,500. RC Abutment 24 x 1.0 x ... x^3-4x>0. Solution. x3−4x>0. Solution. −22. +1. Interval Notation. (−2,0)∪(2,∞). Hide Steps. Solution steps. x3−4x>0. Factor x3−4x:x(x+2)(x−2). x(x+2)(x ... × ₂ = - 4x3 + 3 = -4x+3. =-4x3. -5x+2: -5)+2. 1 So x = 1 x3=1. ×₁ = -3 ×₂ = -1 ... -3x² = -12×3-0 Su x₂ = 0 x₁ = -3x3 = 0 only trivial solutions to this ... Image 3 of WIRE WHEEL, 4X0.30 1/4SHK. Image 4 of WIRE WHEEL, 4X0.30 1/4SHK ... - Circular brush with shank 1/4" 4 x 0.35mm Surtek - Max. 4,500 rpm ...
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