Aquadraticequationusuallyhastwodifferentsolutions. 二次方程式通常都有两个不同的解。 dictsearch.appspot.com 6. You willgettwosolutions;it'saquadraticequation. 得到两个解;,这是二次方程。 open.163.com 7. Itisaquadraticequation,soyougettwosolutionsofwhichone of them is nonphysical,soyoucanrejectthat...
The quadratic equation of the standard form ax2+bx+c has two solutions. The solutions or roots of quadratic equations can be positive/negative, same/distinct, and real or imaginary. To determine the nature of the quadratic equation, we find the determinant. The determinant of the equation is ...
differential equations C. integral equations D. logarithmic E. quations 相关知识点: 试题来源: 解析 A。“Quadratic equation”(二次方程)属于代数方程(algebraic equations)。微分方程(differential equations)涉及导数;积分方程(integral equations)涉及积分;对数方程(logarithmic equations)涉及对数运算。反馈 收藏 ...
To solve a quadratic equation, we can use the ___ formula. A. linear B. quadratic C. cubic D. exponential 相关知识点: 试题来源: 解析 B。解二次方程可以用二次公式,quadratic 是二次的;linear 是线性的;cubic 是三次的;exponential 是指数的。反馈 收藏 ...
The discriminant of the quadratic equation can define the nature of the roots of a quadratic equation. The discriminant of the quadratic equation Ax2+Bx+C=0 is given by, D=B2−4AC The discriminant will be zero if roots are equal and will be greater than zero ...
I would need some help in solving a quadratic equation, where I have to find the two solutions for the variable "z" in function of many parameters the equation is pretty long and I did the following steps: symsd N m h b c A U R P k y z ...
Solving Quadratic Equations A quadratic equation is an equation equivalent to one of the form Where a, b, and c are real numbDivide everything by
百度试题 结果1 题目(ii) a quadratic equation with roots 相关知识点: 试题来源: 解析 sum of new roots= =(3(a^3+β^3))/(|aβ|^3) =9/((Qβ)^3) =9/((6/4)^3) =8/3 =-3/2 =-8/9 反馈 收藏
A. Solve each quadratic equation using the quadratic formula (14 points)1. x^2+6x+9=02. x^2+7x+10=03. x^2+4x-21=0 相关知识点: 试题来源: 解析 -3;-2;-5;-7;3 x^2+6x+9=0: 解:x=-3 x^2+7x+10=0: 解:x=-2, x=-5 x^2+4x-21=0: 解:x=-7, x=3反馈 收藏 ...
Solving Quadratic Equations:There are a number of ways to go about solving a quadratic equation, such as factoring or completing the square. However, when a quadratic equation cannot be factored, we only have one option in terms of a solving process. This method works for solving all ...