The formula for the quadratic equation is ax²+bx + c = 0, and its solution formula is x = [-b±√(b² - 4ac)]/2a. If a = 1, b = 3, c = 2, how to write this solution formula in English? A. x equals minus b plus or minus the square root of (b squared minus ...
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 ...
Fast and easy way to calculate Quadratic Equation online by using formula. Make a calculation right now!
An equation can be any two random mathematical expressions set equal to each other, such as "5x+2y-3b+sin(2)=e^x+3".A formula is a type of equation, but usually one that relates common quantities in a standard way that can be applied to solve other problems, such as the quadratic ...
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
百度试题 结果1 题目Solve the equation by using the Quadratic Formula. 相关知识点: 试题来源: 解析 You getThe solution of the equation is such that. 反馈 收藏
where a is the coefficient of x^2 b is the coefficient of x c is the constant. Since 2x^2 - x = 3 can rewrite as : 2x^2 - 1x - 3 = 0 So the coefficients of this equation is a=2 for x^2 b= - 1 for x c= - 3 is the constant. To slove it We have t...
百度试题 结果1 题目Solve the equation by using the Quadratic Formula. 相关知识点: 试题来源: 解析 You getThe solution of the equation is x such that.反馈 收藏
Solve the following equation using the quadratic formula:First we identify our a, b and c:Then we plug our values into the quadratic formula to determine our x:From here we can determine our and :Video lessonSolve the given equation using the quadratic formula...
Exampleof the quadratic formula to solve an equation Use the formula to solve theQuadratic Equation:y=x2+2x+1y=x2+2x+1. Just substitute a,b, and c into the general formula: a=1b=2c=1a=1b=2c=1 Below is a picture representing the graph ofy = x² + 2x + 1and its solution...