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...
What is a quadratic equation?Types of Equations:In mathematics, an equation is a statement that sets two algebraic expressions equal to one another. There are many different types of equations in mathematics, and we classify them based on their characteristics and the forms we can put them in....
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 ...
Apolynomialof the second degree is generally called a quadratic polynomial. In elementary algebra, the quadratic formula is the solution of the quadratic equation. There are other ways to solve the quadratic equation instead of using the quadratic formula, such as factoring, completing the square, ...
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/...
What are the significance of roots in quadratic equation? Quadratic Equation: An equation of the form {eq}ax^2 + bx + c = 0, {/eq} where {eq}a \neq 0 {/eq} is called the quadratic equation. {eq}a, b, c {/eq} are called the coefficients of the quadratic equation. ...
Standard form to represent a quadratic equation is as mentioned below: ax2+bx+c=0 How to write the quadratic equation if the roots are already given : Let the roots of the above mentioned equation be α andβ Then we can write the same equation as mentioned below: ...
O A. x=-6 and x= 4O B. x=-2 and x = 6O C. x=-3 and x=8O D. x=-4 and x = 6 相关知识点: 试题来源: 解析 x^2-8x-24=0 x^2-4x-12=0 x^2-6x+2x-12=0 x(x-6)+2(x-6)=0 (x-6)(x+2)=0 x=6cndx=—2 optin B A ...
Normally a quadratic equation will graph out into a parabola. The standard form is f(x)=a(x-h)2+k
1【题目】英文的数学题Problem 1Consider the quadratic equationx2+y2+Dx+Ey+F=0What condition on the values of D,E and F determines whether this a circle?Use this condition to show thatx2+y2i2xi4y+3=0is a circle and sketch the circle.Does the point (0:4; 3) lie inside,outside ...