√ x = 5 要去掉方程左边的根式,请对方程两边进行平方。 √x2=52x2=52 化简方程的两边。 点击获取更多步骤... 使用axn=axn,将x重写成x12。 (x12)2=52 化简(x12)2。 将(x12)2中的指数相乘。 运用幂法则并将指数相乘,(am)n=amn。 x12⋅2=52 ...
Learn how to solve radical equations. Discover examples, walkthroughs, solutions, real-world applications of radical equations, and practice its...
radicalequationssolving方程denominatornumerator Rationalizing the denominator To rationalize the denominator, multiply the numerator and denominator by a factor that makes the radicand in the denominator a perfect square. 2 5 2 5 5 5 2 5 5 3 2 2 5 3 3 3 3 2 2 5 5 5 Use the quotient ru...
1.Solveequationsthatcontainsradicalsorrationalexponents 2.Beabletoidentifytheextraneoussolution(s).3.Useradicalequationtosolvesomereallifeproblems.Ex:Solveforx.Don’tforgettocheckyoursolutions!!x3 x232** x9 **Usethisideatosolvetheradicalequations.DoWorksheet7.6PracticeA#13,14,16,17...
wikispacessolvingradicalequations方程equation Solving Radical Equations Lesson 7.6 Vocabulary Extraneous Solution: a solution of a transformed equation that is not a valid solution of the original equation. Example 1: Solving a Simple Radical Equation A) B) C) 3 4 3 x 5 7 3 x 0 5 4 x Examp...
7.6 Solving Radical Equations p.437 Objectives 1. Solve equations that contains radicals or rational exponents 2. Be able to identify the extraneous solution(s). 3. Use radical equation to solve some reallife problems. Ex: Solve for x. Don’t forget to check your solutions!! x ?3 ? ?x...
Radical equations may have one or more radical terms, and are solved by eliminating each radical, one at a time. We have to be careful when solving radical equations, as it is not unusual to findextraneous solutions, roots that are not, in fact, solutions to the equation. These solutions...
Solving Radical Equations | Overview & Examples 6:48 Solving Radical Equations with Two Radical Terms 6:00 Ch 8. High School Algebra: Algebraic... Ch 9. High School Algebra: Algebraic... Ch 10. High School Algebra: Properties of... Ch 11. High School Algebra: Working With... Ch 12...
Solving Painful Radical EquationsConceptsSimple EqnsHarder EqnsPainful EqnsHigher-Index EqnsPurplemath Every once in a while, they throw in an exercise which is meant primarily to catch out those careless students who tend to square all the terms in each side, rather than squaring the sides ...
Learn more about this topic: Solving Radical Equations | Overview & Examples from Chapter 7 / Lesson 16 77K Learn how to solve radical equations. Discover examples, walkthroughs, solutions, real-world applications of radical equations, and pr...