求解 y=-(x-4)^2-3 | Microsoft Math Solver

跳到主要内容

求解 y 的值

Tick mark Image

求解 x 的值 (复数求解)

Tick mark Image

求解 x 的值

Tick mark Image

图表

测验

5 道与此类似的题目:

来自 Web 搜索的类似问题

https://socratic.org/questions/how-do-you-solve-y-x-4-2-1

https://socratic.org/questions/how-do-you-sketch-the-graph-of-y-x-4-2-3-and-describe-the-transformation

https://socratic.org/questions/how-do-you-graph-and-label-the-vertex-and-axis-of-symmetry-of-y-x-4-2-8

https://socratic.org/questions/how-do-you-work-out-the-x-intercepts-of-the-equation-y-2-x-4-2-3-by-factorising--4

https://socratic.org/questions/how-do-you-write-a-polynomial-in-standard-form-then-classify-it-by-degree-and-nu-31

https://socratic.org/questions/how-do-you-graph-the-quadratic-function-and-identify-the-vertex-and-axis-of-symm-7

共享

已复制到剪贴板

y=-\left(x^{2}-8x+16\right)-3

使用二项式定理 \left(a-b\right)^{2}=a^{2}-2ab+b^{2} 展开 \left(x-4\right)^{2}。

y=-x^{2}+8x-16-3

要查找 x^{2}-8x+16 的相反数，请查找每一项的相反数。

y=-x^{2}+8x-19

将 -16 减去 3，得到 -19。

示例

二次方程式