$$ \frac { - b \pm \sqrt { b ^ { 2 } - 4 ( a c ) } } { 2 a } $$ Substitute the values$$ a = 2 b = 6 a n d c = - 5 i n t o $$ the quadratic formula and solve for x. $$ \frac { - 6 \pm \sqrt { 6 ^ { 2 } - 4 \cdot ( 2 \cdot ...
Explanation: We need to solve the distance formula for x2+5x=500 . This is a quadratic: x2+5x−500=0 We can factorise this ... How do you find the equation of the tangent line to the curve −x2+5x at (-1,-5)? https://socratic.org/questions/how-do-you-find-the-equation...
To solve the quadratic equation x2+5x−(a2+a−6)=0, we will follow these steps: Step 1: Identify coefficientsThe given quadratic equation can be rewritten in the standard form ax2+bx+c=0. Here, we have:- a=1- b=5- c=−(a2+a−6) Step 2: Write the quadratic formulaThe...
How To Solve Quadratic Equations Using The Quadratic Formula YouTube How To Solve Quadratic Equations By Factoring - Quick & Simple! | Algebra Online Course YouTube 更多视频 相关概念 二次方程 二次方程是一种整式方程,主要特点是未知项的最高次数是2,其中最常见的是一元二次方程。 一元二次方程是指...
( x^2+10x-3) 相关知识点: 试题来源: 解析 Use the quadratic formula to find the solutions.( (-b± √(b^2-4(ac)))/(2a))Substitute the values ( a=1), ( b=10), and ( c=-3) into the quadratic formula and solve for ( x).( (-10± √((10)^2-4⋅ (1⋅ -3)))/(...
x2−x−8x2-x-8 Setx2−x−8x2-x-8equal to00. x2−x−8=0x2-x-8=0 Use thequadratic formulato find thesolutions. −b±√b2−4(ac)2a-b±b2-4(ac)2a Substitute the valuesa=1a=1,b=−1b=-1, andc=−8c=-8into thequadratic formulaand solve forxx. ...
Solvingx2-5x+6= 0 directly Earlier we factored this polynomial by splitting the middle term. let us now solve the equation by Completing The Square and by using the Quadratic Formula Parabola, Finding the Vertex : 6.1Find the Vertex ofy = x2-5x+6 ...
The equation x² + 5x + 6 = 0 has 2 real roots when solved: x₁ = -3 and x₂ = -2 Detailed solution An equation like ax² + bx + c = 0, can be solved by using the quadratic equation formula: x = -b ±√b² - 4ac2a ...
Solve by the quadratic formula x^2 - 3x - 1 = 0 Solve by using the quadratic formula: 7x^2 - 5x = 0 Solve using the quadratic formula: x^2 - 6x + 12 = 0 Solve using the quadratic formula: (x - 5) (x + 3) = -15. ...
The quadratic formula is stated as x=−b±b2−4ac2a. This formula is used to solve quadratic equations in the form of ax2+bx+c=0. The values of x calculated using the quadratic formula are as well known as the roots of the equation....