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

Tutors Answer Your Questions about Radicals (FREE)

Question 999533: Please help me solve this equation
Click here to see answer by mananth(16946)

Question 999907: A vertical tower 165 feet tall has a guy wire that attaches to the ground 95 feet from the base of the tower. How long is the guy wire? Give your answer accurate to 3 decimal places.

Click here to see answer by fractalier(6550)

Question 1000018: Find [g�h] (x)and [h�g](x)
G(x)=6x
H(x)=-9x^3+11x^2-7x+3
Click here to see answer by stanbon(75887)

Question 1000025: Simplify 243^-3/5
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Question 1000025: Simplify 243^-3/5
Click here to see answer by mananth(16946)

Question 1000025: Simplify 243^-3/5
Click here to see answer by MathLover1(20849)

Question 1000171: 6x2y +8xt +12x
Click here to see answer by fractalier(6550)

Question 1000877: (x^2+9x+4)/x-5 Less than or = 0

Click here to see answer by josgarithmetic(39616)

Question 1000877: (x^2+9x+4)/x-5 Less than or = 0

Click here to see answer by MathTherapy(10551)

Question 1000969: [SQRT(2x2 - 1)]=x
Click here to see answer by fractalier(6550)

Question 1001292: Which is the extraneous solution of -x = √2x+15?
The options are -5, -3, 3, or 5.
Extraneous solutions are very hard for me to find. Thank you for any help!
Click here to see answer by KMST(5328)

Question 1001506: between which two consecutive integers does the cubed root of 20

Click here to see answer by Alan3354(69443)

Question 1002953: i have a question
its -4 radical 10 plus 6 radical 40 I'm supposed to simplify each radical expression by combining like radicals but every time i simplify i get two different numbers for each radical PLEASE HELP ASAP
Click here to see answer by Alan3354(69443)

Question 1002982: How do I solve principal square root of1-4x -5=x?
Click here to see answer by ikleyn(52776)

Question 1002983: how do I solve principal square root 9w+4 =w-2? I don't understand how to apply the 4 steps.
Click here to see answer by Alan3354(69443)

Question 1003006: What two numbers does the square root of 32 lie between?
Click here to see answer by rfer(16322)

Question 1003129: Solve for x:
sqrt
Please show all steps. Thank you.
Click here to see answer by mananth(16946)

Question 1003330: Simplify the radical expression. Show all your steps. Sqrt363-3sqrt27 .i usually dont ask for help but im not sure how to do this and if i get it wrong i am going to fail the test.... any help is appreciated first time using this so im not sure exactly how it works.
Click here to see answer by stanbon(75887)

Question 1003382: 1. Which equation has more than one real-number solution?
a. x2 = 0
b. x2 = 1
c. x2 = �1
d. x3 = �1
Would it be C? Because you would square root -1, so it would become +/- √1?
Click here to see answer by mananth(16946)

Question 1003651: the number 3 cubed root of -4 lies between two consecutive integers find the consecutive integers
Click here to see answer by MathTherapy(10551)

Question 1003704: Solve for x:

Click here to see answer by Edwin McCravy(20054)

Question 1004344: 3^sqrt u^2
Click here to see answer by fractalier(6550)

Question 1004348: (5^4)^1/2
Click here to see answer by fractalier(6550)

Question 1004483: Hello,I'm a 9th grade student and I'm stuck at one question.Please help me solve this:-
Sqrt(x/1-x)+Sqrt(1-x/x)=13/6
Where (x is not equal to 0,1)
Click here to see answer by ikleyn(52776)

Question 1004701: how do you solve (sqrt11-sqrt2)^2
Click here to see answer by addingup(3677)

Question 1004699: how do you solve (5+ square root6)(5-square root2)
Click here to see answer by Theo(13342)

Question 1004969: The problem says to find all the solutions of the equation with the given value of x as a solution... I am so lost
x^3+3x^2+16x-20=0
x=-2+4i
Click here to see answer by josgarithmetic(39616)

Question 1005571: Rationalize the denominator. Assume that all expressions under radicals represent positive numbers. Have to show work.
Square root of a + square root of b (over)/ square root of a - square root of b
So equation looks like this
/a + /b
__________
/a - /b
Click here to see answer by ikleyn(52776)

Question 1005573: Add or subtract. Simplify by collecting like radical terms if possible, assuming that all expressions under radicals represent non negative numbers. Show work.
3 root(3,16) + root(3,54)

Click here to see answer by josgarithmetic(39616)

Question 1005713: Please show work.
6√50a^4bc^2
Click here to see answer by MathLover1(20849)

Question 1005604: Divide and simplify. Assume that all expressions under radicals represent positive numbers
Square root of a3^ - b3^ / square root of a-b
Click here to see answer by fractalier(6550)

Question 1006649: Cube root of 64a^6 b^2
Click here to see answer by stanbon(75887)

Question 1006647: Cube root 81x^5y^9
Click here to see answer by stanbon(75887)

Question 1006832: Write as a single radical:
.
Please help...
Click here to see answer by ikleyn(52776)

Question 1006839: 4 sqrt( 3 )+ x/ sqrt( 3 )-x
Click here to see answer by ikleyn(52776)

Question 1006863: (2x-2)^-2/(4x-4)^-2
Click here to see answer by Edwin McCravy(20054)

Question 1006834: Please help- write as a single radical:
3sqrt(14x^10y^10) / 3sqrt (2xy^-2)
Click here to see answer by MathLover1(20849)

Question 1006920: Simplify the expression. Check your answer by raising it back to the 2nd power. Please show work.

Click here to see answer by fractalier(6550)

Question 1006921: Simplify the expression. Check your answer by raising it back to the 3rd power.

Click here to see answer by fractalier(6550)

Question 1006922: Simplify answer and check by raising it back to the 4th power. Please show work.

Click here to see answer by fractalier(6550)

Question 1006922: Simplify answer and check by raising it back to the 4th power. Please show work.

Click here to see answer by Edwin McCravy(20054)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710