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

Tutors Answer Your Questions about Radicals (FREE)

Question 252833: find the root -25
Click here to see answer by terrynce10(1)

Question 249418: Solve for x: The square root of "3x^2-8" plus x=0
Click here to see answer by richwmiller(9135)

Question 250287: Describe two laws of exponents and provide an example illustrating each law. Explain how to simplify your expression. How do the laws work with rational exponents? Provide a expression to simplify that includes rational (fractional) exponents.

Click here to see answer by Theo(3458)

Question 253156: ^2(^3-2^2)
Click here to see answer by richwmiller(9135)

Question 253231: the fourth root of 49u^14..........simplify by first converting to rational expression..

Click here to see answer by drk(1908)

Question 253569: equations involving radicals check for extraneous solutions
square of a-1-5=a
Click here to see answer by drk(1908)

Question 253813: How would the exponential expression of 3 to the 5/4 power be written as a radical expression? I think the book's answer may be wrong, but would like a 2nd opinion. Please include how you came to your answer, Thanks. JH
Click here to see answer by richwmiller(9135)

Question 253918: Simplify the radical expression:

Click here to see answer by jim_thompson5910(28546)

Question 254379: am doing simplify radiacl expression could u show me how to work - squared 80
Click here to see answer by richwmiller(9135)

Question 254381: could u guys pleae help me negative 3 squared 120 whats the radical expression
Click here to see answer by richwmiller(9135)

Question 254458: solve for the square root of 1875
Click here to see answer by drk(1908)

Question 254527: Multiply: (8+√8)(8-√8)
Click here to see answer by JimboP1977(308)

Question 254541: simplfy: ^3√512
Click here to see answer by Alan3354(30993)

Question 254540: multiply and simplfy: √8*√54
Click here to see answer by dabanfield(803)

Question 254542: add or subtract simplfy by collecting like radical terms if possible:
7√5-6√+7√5
Click here to see answer by dabanfield(803)

Question 254538: add, simplfy by collecting like radical terms assume that all expressions under radicals represent non negative numbers √3a+9√75a^3
Click here to see answer by dabanfield(803)

Question 254532: add, simplify by collecting like radical terms if possible:
4√72+3√50
Click here to see answer by Alan3354(30993)

Question 254537: use the laws of exponents to simplify: 6^3/5*6^3/10
Click here to see answer by Alan3354(30993)

Question 254528: Find the following, assume that variables can represent any real number:
√(a+2)^2
Click here to see answer by user_dude2008(1861)

Question 254655: I need to show the work for this problem please. I have tried over and over.
(x^2-7x+6)/(x-2)
Click here to see answer by richwmiller(9135)

Question 254534: find the following ^3√y^3 assume that letters can represent any real number
Click here to see answer by checkley77(12569)

Question 254516: simplify by factoring √216x^4
Click here to see answer by checkley77(12569)

Question 254732:
no decimals or anything, it should be a fraction. I need to get rid of the irrational denominator. Please show me how you did it as well.
I think you times the top and bottom by the sqrt of 2 to get rid of the irrational demoninator
Click here to see answer by richwmiller(9135)

Question 254741: What is -5√7x + 6√7x
What is √18 - √2

Click here to see answer by richwmiller(9135)

Question 254880: using the product rule multiply assuming all variables represent positive real numbers
3*sqrt(27m^3) * 3*sqrt(125m^3)
Click here to see answer by drk(1908)

Question 254892: for positive real numbers x,y,z, what is the equivalent to x^1/2 y^2/3 z^5/6?
a. 3 sqrt xy^2 z^3
b. 6 sqrt xy^2 z^5
c. 6 sqrt x^3 y^2 z^5
d. 6 sqrt x^3 y^4 z^5
e. 11 sqrt xy^2 z^5
i guessed d. b/c i multiplied 6*3 =18, then i put 18/6 = 1/2 ...but i need help please am i doing this all wrong?
Click here to see answer by richwmiller(9135)

Question 255033: I need help with this radical equation and evaluating: 25^(-3/4)
Click here to see answer by richwmiller(9135)

Question 255035: please help me solve the equation w=c times r to the negative second power solve for r.. thank you very much
Click here to see answer by nerdybill(6958)

Question 254531: use rational exponents to simplify: ^5√x^-30
Click here to see answer by jsmallt9(3296)

Question 254529: rewrite with rational exponents (^5√2x^6y)^7
Click here to see answer by jsmallt9(3296)

Question 255146: rewrite rational exponents (^5√2x^6y)^7

Click here to see answer by user_dude2008(1861)

Question 255146: rewrite rational exponents (^5√2x^6y)^7

Click here to see answer by Alan3354(30993)

Question 255419: The problem is: Simplify- 3(radical)32x^9y^4
I know that you have to distribute the 3 to simplify, but i really do not remember how. I do not know how to distribute the 3 to the other terms.
Please and thank you.
Click here to see answer by drk(1908)

Question 255574: 3
I hope I wrote this write, I tried to copy and paste but it will not paste right!
Click here to see answer by vleith(2825)

Question 255638: 12. Write each radical expression in simplified radical form. sqrt2/sqrt18
60. Simplify. (3sqrt3)^4
Click here to see answer by stanbon(57290)

Question 255638: 12. Write each radical expression in simplified radical form. sqrt2/sqrt18
60. Simplify. (3sqrt3)^4
Click here to see answer by edjones(7569)

Question 255637: 36. Simplify the sums and differences. Give exact answers. (3sqrt2)(-4sqrt10)
88. Simplify each expression. sqrt2t^5 *sqrt10t^4

Click here to see answer by stanbon(57290)

Question 255659: 80. Find all real or imaginary solutions to each equation. Use the method of your choice. w2=-225
30. Solve each equation by using the quadratic formula. -3x^2-2x-5=0
Click here to see answer by richwmiller(9135)

Question 255667: 42. Find b^2 - 4ac and the number of real solutions to each equation.
14. Solve each equation by using the quadratic formula. -8q^2+2q+1=0
Click here to see answer by stanbon(57290)

Question 255483: how do i work out the equation x/7 = x-5/2
Click here to see answer by richwmiller(9135)

Question 255674: 42. Find b^2 - 4ac and the number of real solutions to each equation.
14. Solve each equation by using the quadratic formula. -8q^2+2q+1=0
Click here to see answer by EMStelley(187)

Question 255548: square root x+3 = 13 -square root x
Click here to see answer by EMStelley(187)

Question 255842: HELP!!!! I do not know how to do these two problems. If you can show me how to do the problems and explain them, that would be extremely helpful. Thank you in advance(:

1. ^3square root(216y^3)
2. ^3square root[(x+3)^3 divide by (x-4)^6]

Click here to see answer by stanbon(57290)

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