# 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 83488: I'm confused on how you solve the following question: 63x^15y^9 (all of that over the following) 7xy^11 that whole equation inside the square root symbol Click here to see answer by rapaljer(4667)

 Question 83783: what is the radical expression in it's simplest form for the square root of 108 Click here to see answer by Earlsdon(6287)

 Question 83632: Suppose you live 4.4 miles from a hill. From your home you see a plane directly above the hill. Your angle of elevation to the plane is 30 degrees. What is the plane's altitude? Click here to see answer by ankor@dixie-net.com(15624)

 Question 83902: how do you simplify the square root of 5 plus 1 all over the square root of 3 minus 2? Click here to see answer by Nate(3500)

 Question 83934: I would appreciate some input on this. My solutions are way off. The function f(x) = 29x^1/3 models the number of plant species, f(x), on the islands of the Galapagos in terms of the area, x, in square miles, of a particular island. What is the area of a Galapagos island that has 87 species of plants? What is the area of a Galapagos island that has 58 species of plants? Click here to see answer by tutor_paul(490)

 Question 83988: THE SQUARE ROOT OF 6 X THE SQUARE ROOT OF 6 Click here to see answer by tutorcecilia(2152)

 Question 84046: rationalize the denominator for the expression square root 5 + square root of 55 all over the square root of 5 Click here to see answer by jim_thompson5910(28476)

 Question 84041: what is 7 plus or minus the square root of 24 over 2? Click here to see answer by bucky(2189)

 Question 84162: Solve t2- 2t + 1 = 49 by takin the square root of each side. Click here to see answer by Earlsdon(6287)

 Question 84238: Solve the equation. Check for extraneous solutions. Square root of (x+6)=x A. no solution C. 3,-2 B -2 D. 3 Click here to see answer by checkley75(3666)

 Question 84297: do you the answer to the problem ? And Can You Show the Work x-1 x ---+----- 2x x+3 Click here to see answer by checkley75(3666)

 Question 84370: Simplify. SQRT108 I get 10.39 but I know this is wrong. Pleae help me? Click here to see answer by tutorcecilia(2152)
 Question 84370: Simplify. SQRT108 I get 10.39 but I know this is wrong. Pleae help me? Click here to see answer by funmath(2925)

 Question 84369: Evaluate -3SQRT64 , if possible. -8 is what I got. Click here to see answer by tutorcecilia(2152)
 Question 84369: Evaluate -3SQRT64 , if possible. -8 is what I got. Click here to see answer by funmath(2925)

 Question 84368: Determine whether SQRT49/100 is rational or irrational. It is Rational right? Click here to see answer by funmath(2925)

 Question 83633: A ranger spots a forest fire while on a 45-meter observation tower. The angle of depression from the tower to the fire is 12 degrees. To the nearest meter, how far is the fire from the base of the tower? Click here to see answer by vertciel(183)

 Question 84607: Simplify by combining like terms, I am stuck help!!! x root of 18-3 root of 8x^2 Click here to see answer by tutor_paul(490)

 Question 84796: Evaluate -3SQRT64 , if possible. the3 is a very little 3. Click here to see answer by funmath(2925)

 Question 84805: Hello, I am unable to start this problem in which I must simplify radical 12a^3/25 Thank you for your help Click here to see answer by rapaljer(4667)

 Question 84909: Solve each equation. Check the solutions. 2x-3=x-3 Click here to see answer by Edwin McCravy(8880)

 Question 85292: Help! I'm having difficulties figuring this one out... (sq.root of 3 + sq.root of 5)(sq.root of 3 + sq.root of 5) = ??? Click here to see answer by stanbon(57219)

 Question 85294: Help! What is the perimeter of the triangle whose sides are: 4, sqrt.of 5 - sqrt.of 3, and sqrt.of 5 + sqrt. of 3? Click here to see answer by bucky(2189)

 Question 85297: Help! What is sqrt. of 63 – 2sqrt. of 28 + 5sqrt. of 7 ? Thanks!! Click here to see answer by checkley75(3666)

 Question 85293: Help!! What is the sq.root of 63 - 2sq.rt.of 28 + 5sq.rt. of 7? Click here to see answer by ptaylor(2048)