The standard form of the equation of a parabola is y = x2 - 8x + 29.What is the vertex form of the equation?A.y = (x + 4)(x - 4) + 13B.y = (x - 4)2 + 13C.y = (x - 4)2 + 18D.y = (x - 4)2 + 28SUBMITarrow_backPREVIOUS
Question
The standard form of the equation of a parabola is y = x2 - 8x + 29.What is the vertex form of the equation?A.y = (x + 4)(x - 4) + 13B.y = (x - 4)2 + 13C.y = (x - 4)2 + 18D.y = (x - 4)2 + 28SUBMITarrow_backPREVIOUS
Solution
The vertex form of a parabola's equation is given by y = a(x-h)² + k, where (h, k) is the vertex of the parabola.
The standard form of the equation of a parabola is given by y = ax² + bx + c.
Given the standard form of the equation y = x² - 8x + 29, we can complete the square to convert it to vertex form.
First, we group the x terms: y = (x² - 8x) + 29.
Next, we take the coefficient of x, divide it by 2, and square the result to find the value that completes the square. In this case, (-8/2)² = 16.
We add and subtract this value inside the parentheses: y = (x² - 8x + 16 - 16) + 29.
This simplifies to y = ((x - 4)² - 16) + 29.
Finally, we simplify the equation to get it in vertex form: y = (x - 4)² + 13.
So, the vertex form of the equation is y = (x - 4)² + 13, which corresponds to option B.
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