# Questions on Algebra: Radicals -- complicated equations involving roots answered by real tutors!

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 Algebra: Radicals -- complicated equations involving roots Solvers Lessons Answers archive Quiz In Depth

 Question 376277: x^2+6x-4=0 Please help me solve? x^2+6x-4=0 --- Use Quadratic Formula: x = [-6 +- sqrt(36-4*1*-4)]/2 ---- x = [-6 +- sqrt(52)]/2 --- x = [-6 +- 2sqrt(13)]/2 --- x = [-3 +- sqrt(13)] Click here to see answer by juicebae(1)

 Question 376510: how do i simplify ? its not a perfect square and im confused on how to do this? Click here to see answer by Alan3354(30983)

 Question 376607: Write the following expression in simplified radical form sqrt75s^5t^10 Assume that all variables represent positives real numbers Click here to see answer by jim_thompson5910(28504)

 Question 376588: During the first part of a trip, a canoeist travels 71 miles at a certain speed. The canoeist travels 12 miles on the second part of the trip at a speed 5 mph slower. The total time for the trip is 5 hours. What was the speed on EACH part of the trip? Click here to see answer by ankor@dixie-net.com(15638)

 Question 376685: Find two numbers that differ by 6 and whose square roots differ by 1. Click here to see answer by solver91311(16868)

 Question 378085: Simplify. 12 - 3√17 / 4 - √17 Click here to see answer by mananth(12270)

 Question 378084: Simplify. 4√3 - 1 / 2√3 + 2 Click here to see answer by jsmallt9(3296)

 Question 378965: Please simplify and express in simplest radical form ,Do not use a table or calculator. square root 2 + square root 2/9 Click here to see answer by Fombitz(13828)

 Question 378967: I need to rationalize the denominator and assume all variables represent positive real numbers: 23/the square root of 3x Click here to see answer by Fombitz(13828)

 Question 378976: Please solve. If one side of a right triangle is 12 and its hypotenuse is 15,what is the lentgh of the other side? Click here to see answer by Fombitz(13828)

 Question 378971: Please simplify.express in simplest radical form.Do not use a calculator or table 3 square root 2 + 5 square root 2 Click here to see answer by Fombitz(13828)

 Question 379634: Simplify: √(x^2+2x+1) sqrt goes over the whole problem Click here to see answer by Fombitz(13828)

 Question 379691: An inlet pipe can fill a tank in 8 minutes. A drain can empty the tank in 12 mintes. If the tank is empty and both the pipe and drain are open, how long will it take before the tank overflows? Thanks! Click here to see answer by edjones(7569)

 Question 380547: how to solve sqrt 75 + 5 sqrt 12 Click here to see answer by stanbon(57246)

 Question 380563: please help me with the following algebra problem: 1/sqrt of x = sqrt of 2/2 Could you also show me the work because only the answer would get my knowledge no where, Thanks. Click here to see answer by stanbon(57246)

 Question 381368: how do i set up this problem algebrailcally? An elevator left the 26th floor of a building and went up 8 floors, then down 12, and back up4. On what floor was the elevator then? Click here to see answer by richard1234(5390)

 Question 381312: A page for a journal contains 80 square inches of type written words. The height of a page is twice the width. If the Margin around the type is to be 2 inches uniformly, what are the dimensions of a page? Please include work. This will help me to break down the lesson and complete the remainder of my work. Thanks so much!!! Click here to see answer by edjones(7569)

 Question 381383: Multiply square root of 5(4square root 2 - 6 square root 4) also (4 square root of 7 - 8 square root of 2) (5 square root 7 + 10 square root 2 I have tried these problems several times.. could someone show me step by step how to do this. Click here to see answer by edjones(7569)