Solve each equation using the quadratic formula. -4x^2+2x+3=0 相关知识点: 试题来源: 解析 x= (\ 1± √ (13))4 -4x^2+2x+3=0, so a=-4, b=2, c=3.x= (-(2)±√ (2^2-4(-4)(3)))(2(-4))= (-2± √ (52))(-8)= (\ 2± √ 4√ (13))8= (\ 2± 2√ (...
1. x^{2}+6x+9=02. x^{2}+7x+10=03. x^{2}+4x-21=0 相关知识点: 试题来源: 解析 -3;-2;-5;-7;3 x^2+6x+9=0: 解:x=-3 x^2+7x+10=0: 解:x=-2, x=-5 x^2+4x-21=0: 解:x=-7, x=3反馈 收藏
百度试题 结果1 题目Solve the equation by using the Quadratic Formula. 相关知识点: 试题来源: 解析 You getThe solution of the equation is such that. 反馈 收藏
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 ...
百度试题 结果1 题目Solve the following equations using the quadratic formula, leaving your answers in surd form. 3x^2=1-x 相关知识点: 试题来源: 解析 (-1± √ (13))/6 反馈 收藏
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 ...
Solve the following quadratic equation using quadratic formula: a(x2+1)=x(a2+1) View Solution Q2 Solve the given quadratic equation by using the formula method, a(x2+1)=x(a2+1) View Solution Q3 Solve the following quadratic equation by factorization :a(x2+1)−x(a2+1)=0 View...
百度试题 结果1 题目 Use the quadratic formula to solve these equations.Write your answers correct to 3 significant figures.2x^4+x^2-5=0 相关知识点: 试题来源: 解析 ±1.16 反馈 收藏
Exampleof the quadratic formula to solve an equation Use the formula to solve theQuadratic Equation:y=x2+2x+1y=x2+2x+1. Just substitute a,b, and c into the general formula: a=1b=2c=1a=1b=2c=1 Below is a picture representing the graph ofy = x² + 2x + 1and its solution...
Use the quadratic formula to find the solutions.( (-b± √(b^2-4(ac)))(2a))Substitute the values ( a=1), ( b=1), and ( c=0) into the quadratic formula and solve for ( x).( (-1± √(1^2-4⋅ (1⋅ 0)))(2⋅ 1))Simplify.( x=(-1± 1)2)The final answer is...