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 ...
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/...
Learn to define what a quadratic equation is. Discover the quadratic function formula and express quadratic functions in standard, factored and vertex forms. Related to this Question What is the vertex form of f(x) = (x - 2)(x - 3)?
A family of functions is a group of functions that have the same degree or the same form. Examples of families of functions include linear functions, quadratic functions, square root functions, and absolute value functions. The parent function of any family of functions is the simplest form of...
Quadratic Used for equations with variable rates of change. Acceleration due to gravity can be represented by a quadratic equation. 9 Linear Equation form is y = mx+b. In the equation y = 3x+2, 3 is the slope and 2 is the y-intercept. 9 Quadratic Graphs as a parabola. The trajectory...
百度试题 结果1 题目The x‑intercepts of a quadratic function arex=r andx=s. What is the equation of the axis of symmetry? 相关知识点: 试题来源: 解析 x = x = 反馈 收藏
百度试题 结果1 题目 The quadratic equation has roots twice those of , and none of , , and is zero. What is the value of ?( ) A: B: C: D: E: 相关知识点: 试题来源: 解析 D N/A. 反馈 收藏
A quadratic equation is an equation with highest degree "2". Quadratic equation will have only two roots. Roots can also be called as solutions. Concept used: If a quadratic equation have two roots "a" and "b" then the quadratic equation can be written as (x−a)(x...
What are the zeros for the quadratic equation 2x^2 - 9x - 5 = 0? What are the real zeroes of this function: f(x) = x^3 + 2x^2 - 9x 18? What is a quartic function with only the two real zeroes given? x = 5 and x = 1 Determine the real number zeros 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...