百度试题 结果1 题目像上面这样,把一元二次方程的左边配成一个完全平方式,右边为一个非负常数,然后用开平方法求解,这种解一元二次方程的方法叫做配方(completing the square)法. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Learn about the formula for completing the square, and see how to rewrite the equation by completing the square. Related to this QuestionHow do you solve for x in x^2 - 14x + 5 = 0 by completing the square? How do you solve x^2 - 2x + 1 = 4 by completing the square? How ...
Question:How do you solve 3x^2 - 6x - 1 = 0 using completing the square?Completing the Square:Completing the square is one of the methods used in solving quadratic equations. This method will transform the equation so that the left side of the equation is a perfect square trino...
Solving x2 - 12x + 35 = 0 by completing the square gives that x = 7 or x = 5. In general, to solve a quadratic equation by completing the square, we...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can ...
completing的读音是：[kəmˈpliːtɪŋ]。相关短语：completing the square.配方。completing cycle.全工序循环。method of completing square.配方法。well completing test.完井测试。call completing rate.【通信】接通率；呼叫接通率。Completing the Accounting Cycle.结帐流程...
1 By completing th e square, th e equation$$ n x ^ { 2 } + 3 = 4 x b e c o m e s ( $$(A)$$ ( x - 2 ) ^ { 2 } = 7 $$ (B)$$ ( x + 2 ) ^ { 2 } = 2 1 $$(C)$$ ( x - 2 ) ^ { 2 } = 1 $$ (D)$$ ( x + 2 ) ^ { 2 } = ...
∴ C.Questions that require solutions ⑩ Solve the equations(by completing the square) (1)x2-2x-5=0; (2)x2-4x=9996; (3)x2-0.6x-0.16=0; (4)2x2+4x-7=0; x^3+1/6π-1/3-0 ω 2/3y^3-1/3y-2-0 1/4x^21/2x1=0 (8)3x2-2=4x; (9) x^2-√3x-6=0 (10 y^2+2...
12b²-77b-66=0 b=[77±√(-77)²+4×12×66)]/24 b=(77±√9097)/24
Question: f(x)=−2x2+6x+1 Completing the Square Completing the square is a method where we divide the entire expression by the coefficient ofx2. Then we move the number term to the right-hand side and then the complete the square on the left side of the equation by ...
We are given the equation x2−6x−5=0. We want to solve for x. So, we have: Solution: Using completing the square, we...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...