differential equations C. integral equations D. logarithmic E. quations 相关知识点: 试题来源: 解析 A。“Quadratic equation”(二次方程)属于代数方程(algebraic equations)。微分方程(differential equations)涉及导数;积分方程(integral equations)涉及积分;对数方程(logarithmic equations)涉及对数运算。反馈 收藏 ...
Quadratic Equation(二次方程式的问题)let k be a constant,if A and B are the roots of the equation x2 - 3x +k = 0,the A2 + 3B = ?k 是恒数,如果A和B是x 2- 3x+ k= 0的根,A2 + 3B = ? 相关知识点: 试题来源: 解析 因为A和B是x 2 - 3x+ k= 0的两个根,所以A+B=3,即B...
Do You have problems with solving equations with one unknown? Maybe You need help with quadratic equations or with systems of equations? Percentages, derivatives or another math problem is for You a headache? You are in a right place!
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 ...
A. ax+b=0 B. ax²+bx+c=0 C. ax³+bx²+cx+d=0 D. ax⁴+bx³+cx²+dx+e=0 相关知识点: 试题来源: 解析 B。“quadratic equation”是二次方程,其形式为 ax²+bx+c=0。选项 A 是一元一次方程。选项 C 是三次方程。选项 D 是四次方程。反馈 收藏 ...
A quadratic equation is of the form ax2 + bx + c = 0 where a ≠ 0. A quadratic equation can be solved by using the quadratic formula. You can also use Excel's Goal Seek feature to solve a quadratic equation.
How to Solve Quadratic Equations in Excel Steps: Go to E10 and enter the quadratic equation. =5*E9^2 - 4*E9 - 9 E9 refers to the values of X. Go to the Data tab >> click What-If Analysis >> select Goal Seek. In Goal Seek: In Set cell, enter E10 >> in To value, enter ...
8th Grade Quadratic Equations Practice Problems compound inequality solver "turning fractions to decimals" math terms poems 11-1 Graphing Quadratic Functions math-pre-algebra- +liner expressions- help? java convert time equation solver with 3 unknowns general aptitude questions solve simult...
百度试题 结果1 题目(ii) a quadratic equation with roots 相关知识点: 试题来源: 解析 sum of new roots= =(3(a^3+β^3))/(|aβ|^3) =9/((Qβ)^3) =9/((6/4)^3) =8/3 =-3/2 =-8/9 反馈 收藏
A. Solve each quadratic equation using the quadratic formula (14 points)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...