To use quadratic formula, you need all the terms to be on one side of the equation: x2+2x=8, x2+2x-8=0. a=1, b=2, c=-8 x1=(-2+√(22-4•1•(-8))/(2•1) x1=(-2+√36)/2 x1=3 Try to calculate x2 using express
结果1 题目Solve the following quadratic equations by using quadratic formula.(a) 2x^2+3x-4=0(b) -3x^2-4x+1=4x+2x^2-1 相关知识点: 试题来源: 解析 =(-3±√(41))/4 × : (-3+√(41))/4orx=(-3-√(41))/4 反馈 收藏 ...
Use the quadratic formula to solve the quadratic equation: 4x^2 + 16x + 17 = 0 Use the quadratic formula to solve the quadratic equation 2x^2 - 3x - 7 = 0. Use the quadratic formula to solve the following quadratic equation: x^2 - 6x + 4 = 0 Use the quadratic formul...
Move all terms to the left side of the equation and simplify.( 4x^2+4x-48=0)Use the quadratic formula to find the solutions.( (-b± √(b^2-4(ac)))/(2a))Substitute the values ( a=4), ( b=4), and ( c=-48) into the quadratic formula and solve for ( x).( (-4± ...
How do you solve the quadratic equation 4x^2 - 8x + 1 = 0 by using the quadratic formula? How do you solve for x in 2x^2 - 5x = -7 using the quadratic formula? How do you solve for x in 6x^2 - 7x - 3 = 0 using the quadratic formula? How do you solve for x i...
Solve Quadratic Equation using the Quadratic Formula 2.5 Solving x2+x+1 = 0 by the Quadratic Formula . According to the Quadratic Formula, x , the solution for Ax2+Bx+C = 0 , where A, B and C are numbers, often called coefficients, is given by : - B ± √ B2-4AC x = ———...
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 ...
Quadratic Equation Worksheets Methods to Solve Quadratic Equations A quadratic equation is an equation that can be written as ax ² + bx + c where a ≠ 0. In other words, a quadratic equation must have a squared term as its highest power. Below are the 4 methods to solve quadratic ...
Solve each equation to get a solution to the binomial. For x^2 – 9 = 0, for example, x – 3 = 0 and x + 3 = 0. Solve each equation to get x = 3, -3. If one of the equations is a trinomial, such as x^2 + 2x + 4 = 0, solve it using the quadratic formula, which...
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