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The vertex of a parabola is a point at which the parabola makes its sharpest turn. The vertex of f (x) = ax^2 + bx + c is given by (-b/2a, f (-b/2a)). Learn how to find vertex of a parabola from different forms like standard form, vertex form, and intercept form.
We know we can find the x-intercepts of the parabola by using the quadratic formula. 1st x-intercept: x = [-b + sqrt(b^2-4ac)]/(2a) 2nd x-intercept: x = [-b - sqrt(b^2-4ac)]/(2a) The x-value of the vertex is located midway between these 2 points. If you average the two x-intercepts, you get their midpoint.
How to find the equation of a parabola using its vertex. We learn how to use the coordinates of a parabola's vertex (maximum, or minimum, point) to write its equation in vertex form in order to find the parabola's equation. The method is explained in detail with tutorials and a step-by-step method.
Finding Vertex from Standard Form. The x-coordinate of the vertex can be found by the formula $$ \frac{-b}{2a}$$, and to get the y value of the vertex, just substitute $$ \frac{-b}{2a}$$, into the the equqation as shown in the diagram and example below:
Sep 9, 2017 · This algebra 2 video tutorial explains how to find the vertex of a parabola given a quadratic equation in standard form, vertex form, and factored form.
To find the vertex of a parabola represented by a quadratic function in f (x)=ax^2+bx+c form: Step 01: Identify the values of the coefficients a and b. Step 02: Use the formula for the vertex of a parabola x=-b/2a to find the x-coordinate value of the vertex point.
The vertex formula helps to find the vertex coordinates of a parabola. The standard form of a parabola is y = ax 2 + bx + c. The vertex form of the parabola y = a (x - h) 2 + k. There are two ways in which we can determine the vertex (h, k). They are: (h, k) = (-b/2a, -D/4a), where D (discriminant) = b 2 - 4ac.
