Mối liên hệ giữa nghiệm của x^3-4x=0 và nghiệm của bài toán tìm cực trị của hàm số y = (1/4)x^4 - 2x^2 + C.

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 ... - X² + X² + X ²² + X 3 + X ² = ľ² (*). The coordinates X X2 X3 represent. 2 3 ... = √² ² (² 3 + 4 + 3 + 0(33). (6) now neglecting terms. 一了. 32. 2 in (5). ... 0 when x=3 or x=-3 , it follows easily that $ h(x) \ge 0 $ for $ x \ge 3 ... x except x=0 , that x which makes the denominator zero. Thus, for all ... r = 5 - x h = 3x - (x3 - x) = 4x - x3. To find the limits, we set the equations equal to each other: x3 - x = 3x x3 - 4x = 0 x(x - 2)(x + 2). x = -2 or x = 0 or ... Check all that apply. 1. 2(x + 2) + 2 = 2(x + 3) + 1 2. 2x + 3(x + 5) = 5(x - 3) ... 4x = 0 x = 0. She determines the equation has no solution. Which best ... 3. Function $(X) as measured by an observer moving ... Thus as r' increases from - x to x . 9 goes smoothly from - 1 to 1 and is zero when t' = 0 (see Fig. ... x) = ('g vy(4x) = 0. Page 3. [3] Let S := {($(X),x); XER}} CPR* be a smooth ... 1×2×3)=(0, -at. 14-92 and \(t, x) € So: Ag(ra) (I) = (0+ax, xita, X21X3) ... This quadratic equation has one solution only. That's because adding zero is the same as subtracting zero. The solution is: x = 4 / 2 = 2 The product of three terms is positive (greater or equal to zero) if all three of the them are positive or one is positive and the other two are negative. x − 3. Problem 6. Sketch the graph of function f(x) = √ x + 1 − 3 ... x3 − 2x2 − 4x = 0. Problem 9. Solve. |x − 2| +1= x. Problem 10. Simplify.