One root is given, say thatα=−3and we have to find the other root, say itβ. Then... Learn more about this topic: Quadratic Equation | Definition, Formula & Examples from Chapter 14/ Lesson 1 302K What is a quadratic equation? Learn what makes an equation qua...
Quadratic Equation | Definition, Formula & Examples from Chapter 14/ Lesson 1 303K What is a quadratic equation? Learn what makes an equation quadratic and what does a quadratic equation looks like. See some examples of a quadratic equation. ...
A quadratic equation is one that consists of a single variable with three terms in the standard form ax2 + bx + c = 0. The uses of...
【题目】What is the equation of the quadratic functionwith a vertex at (2-25) and an x-intercept at(7,0)? (A.f(x)=(x-2)(x-7)B.f(x)=(x+2)(x+7)C.f(x)=(x-3)(x+7)D.f(x)=(x+3)(x-7) 相关知识点: 试题来源: ...
Ask a question Our experts can answer your tough homework and study questions. Ask a question Search AnswersLearn more about this topic: Quadratic Equation | Definition, Formula & Examples from Chapter 14 / Lesson 1 290K What is a quadratic equation? Learn what makes an equation quadratic...
结果1 题目 What is the equation of the quadratic function with a vertex at (2,-25) and an x-intercept at (7,0)? ( ) A. f(x)=(x-2)(x-7) B. f(x)=(x+2)(x+7) C. f(x)=(x-3)(x+7) D. f(x)=(x+3)(x-7) 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
Roots of a Quadratic Equation Let p ( x ) = 0 be a quadratic equation. Then the zeros of the polynomial p ( x ) are called the roots of the equation p ( x ) = 0. Thus x = α is a root of p ( x ) = 0 if and only if p ( α ) = 0. ...
What is the equation for the axis of symmetry of a quadratic function y = 3x² + 6x + 2? A. x = -1 B. x = -2 C. x = -3 D. x = -4 相关知识点: 试题来源: 解析 A。解析:For the function y = 3x² + 6x + 2, a = 3 and b = 6. Using the formula x = -b/...
Ask a question Search AnswersLearn more about this topic: Quadratic Equation | Definition, Formula & Examples from Chapter 14 / Lesson 1 297K What is a quadratic equation? Learn what makes an equation quadratic and what does a quadratic equation looks like. See some examples of ...
Consider the quadratic equationx2 + y2 + Dx + Ey + F = 0:What condition on the values of D,E and F determines whether this a circle?Use this condition to show thatx2 + y2 ¡ 2x ¡ 4y + 3 = 0is a circle and sketch the circle.Does the point (0:4; 3) lie inside,out...