# 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 418961: my question is how do u round to nearst unite Click here to see answer by rfer(12654)

 Question 420490: ok, how do you do thi cas i dont get it .... the square root of 5 over 2 Click here to see answer by Alan3354(30993)

 Question 420696: hello , can you please help me on this equation . Find the perimeter and area of the rectangle with length of 8 sqrt (7) inches and width of 2 sqrt (7) - 3 sqrt(5) inches. Click here to see answer by stanbon(57282)

 Question 420911: I need to find the weekly salary and commission RATE of this problem. Total compensation one week (salary+commission) on sales of \$4000 is \$660. The next week his total compensation on sales of \$6000 was \$740. I know that you take the total sales and multiply it by the total commission rate variable (i used "y" for commission and "x" for weekly salary) but I can't figure out how to write the equation correctly. Click here to see answer by josmiceli(9664)

 Question 420909: This is the problem I am trying to work out. I have tried foiling, quadratic equation, completing the square, but I am not coming up with a good answer. If you could help me I would appreciate it. I don't want to know the answer as much as how to do it. Click here to see answer by ankor@dixie-net.com(15645)

 Question 421416: HELP...complex fractions: 3 ____________ w+ 3w ______ 4+ 1 _______ w+1(1 Click here to see answer by dnanos(83)

 Question 422104: (5a√ab)^2 I think the answer is 25a^2√ab^2....but I also think I am wrong :-( Click here to see answer by shree840(260)

 Question 422108: (√2t^5)(√10t^4) I'm not sure how to figure out the powers in this one. My guess is √20t^9? Am I correct? Click here to see answer by shree840(260)

 Question 422280: How do you find the square root of a number? Also, how can you identify the square root as rational or irrational? Click here to see answer by richard1234(5390)

 Question 422167: x^2+x+(√x^2+x)-2=0 I'm thinking this can be re-written as 2x^2+(√2x^2)-2=0 but I'm completely confused in all of this. At some point, don't I need to balance the right and the left side of the equation? Click here to see answer by ankor@dixie-net.com(15645)

 Question 422666: the cubed root of 6 multiply by the cubed root of 16? Click here to see answer by jim_thompson5910(28536)

 Question 422737: For all x > 0 and y > 0, the radical expression 3 x x − y is equivalent to: Click here to see answer by rapaljer(4667)

 Question 422659: Substract simplify by collecting like radicals terms if possible 7 cube root (6)- 2 cube root of 6 Click here to see answer by jsmallt9(3296)

 Question 422975: Find x in the following. y= sq rt. x + z squared Click here to see answer by jim_thompson5910(28536)

 Question 423062: Any help would be appreciated: (sqrt2x+7)-(x+2)=0 I'm not sure if I wrote it properly, but it's the square root of 2x+7. Click here to see answer by jsmallt9(3296)

 Question 423052: Rationalize the denominator and simplify. All variables represent positive real numbers. square root 11 / square root 33 - square root 5 Click here to see answer by jsmallt9(3296)

 Question 423614: Use r=2√(5d). A car's rate (r) is 55mi/h. How far (d) will it skid? Click here to see answer by stanbon(57282)