百度试题 结果1 题目【题目】Rearrange the following equations, then solvethem by factorising.x^2+21x=11-x^2 相关知识点: 试题来源: 解析 【解析】x=-11,x=0.5 反馈 收藏
百度试题 结果1 题目Rearrange the following equations, then solve them by factorising.x^2+21x=11-x^2 相关知识点: 试题来源: 解析 x=-11, x=0.5 反馈 收藏
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L.O. To be able to solve Quadratic Equations There are several ways to solve a quadratic equation Factorising Graphically Completing the square The quadratic formula We already know how to factorise quadratic expressions! Starter Factorising Method When using the factorising method to solve a quadratic...
Quadratic inequalities is a topic that comes up a lot in various mathematical problems. To solve them, one has to first solve the equality and then determine the solution by looking at the graph.
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