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

Tutors Answer Your Questions about Radicals (FREE)

Question 465839: looking for the solution and explanation for this problem
square root x+2 = 5- square root x-3
thanks
Click here to see answer by lwsshak3(11628)

Question 463375: solve the equation by completing the square. the equations has real number solutions.
3x^2-2x-56=0
Click here to see answer by lwsshak3(11628)

Question 465887: I am supposed to solve this:
3+ root symbol (z-8) = root symbol(z+7)
I am not sure what to do here, any help would be appreciated! With explanation if possible!
Click here to see answer by solver91311(24713)

Question 465929: simplify
sqrt100 + sqrt25 - sqrt64
Click here to see answer by jorel1380(3719)

Question 462508: 3x^4-2x^2-1=0 find the real solution of this equation
Click here to see answer by lwsshak3(11628)

Question 466222: How would you simplify 16 1/2 in a paragraph
Click here to see answer by Alan3354(69443)

Question 466254: simplify
sqrt180 - sqrt120
Click here to see answer by algebrahouse.com(1659)

Question 466350: i need help,
√12+3√75-2√27
Click here to see answer by Alan3354(69443)

Question 466825: Simplify. Remember to use absolute-value notation when necessary. If a root cannot be simplified, state this.
√(x^2-4x+4)
Click here to see answer by stanbon(75887)

Question 466945: If the two legs of a triangle measure 3 and 4 feet, how long must the hypotenuse be?

Click here to see answer by Big Poop(157)

Question 467029: use rational exponents to write 4v3 times 3v7 as a single expression
the 2 v's are representing square root symbols. Hopefully I can explain the rest without confusion you know there can be numbers outside of the square root, there can also be numbers outside the square root, but are raised (like a power) the 4 and 3 are like that.
Click here to see answer by stanbon(75887)

Question 467027: add. Simplify by collecting like radical terms, if possible. Assume that all expressions under radicals represent non-negative numbers.
2vy + 7vy=
the two v's are suppose to be square root symbols
Click here to see answer by stanbon(75887)

Question 467023: The formula r=2v5l can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid at 80 mph?
the v in the equation is suppose to represent a square root.
Click here to see answer by Alan3354(69443)

Question 465876: how can you simplify the square root of 252 X squared? thank you.
Click here to see answer by gwendolyn(128)

Question 467263: (5+ sqrt 3)/(2+ sqrt 3)
More than the answer I want to learn how to solve these problems.
Click here to see answer by solver91311(24713)

Question 467337: Please help me solve this problem!
radical 2 + radical 6 divided by radical 8 + radical 6

Click here to see answer by stanbon(75887)

Question 467326: Simplify.
-√ 81/44

Click here to see answer by jim_thompson5910(35256)

Question 467478: Write an equivalent expression using radical notation
16^ 3/4
^ is raising to that power, so it is 16 raised to the 3/4 (fraction) power
Click here to see answer by robertb(5830)

Question 467480: multiply
(v2 +1)(2v2+1)
the v is suppose to represent a square root, I didn't know how to make the symbol
Click here to see answer by robertb(5830)

Question 467481: add, simplify by collecting like radical terms if possible

_ __ 2�8 + 4�72

Click here to see answer by Edwin McCravy(20055)

Question 467517: Solve.
√(x-1)-√(15x-1)=0
The solution is x= ____.
Click here to see answer by lwsshak3(11628)

Question 467527: Please help me solve this equation:4 sqrt(x+5)}}}=12
Click here to see answer by mananth(16946)

Question 467589: Simplify by taking roots of the numerator and the denominator
3v 1000/729
the v is represents a square root and the 3 is suppose to be in the indentation outside the square root, not directly to the side. this is a fraction inside the square root.
Click here to see answer by ewatrrr(24785)

Question 467591: solve
3V 2x+7 +2=8
the v is suppose to be a square root and the 3 is suppose to be in the indentation of it, not directly to the side. The 2x and the 7 are the only numbers inside the square root.

Click here to see answer by Alan3354(69443)

Question 467593: simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers
3v80times t^8
the v is suppose to be a square root and the 3 in suppose to be in the indentation, not directly to the side ^means raising to that power
Click here to see answer by ewatrrr(24785)

Question 467592: multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers
v 18a^13b times v27a^14b^12
the v's are represent square root symbols and ^ means raising to that power
Click here to see answer by ewatrrr(24785)

Question 467477: The formula r = 2sqrt 5L can be used to approximate the speed r, in miles per hour of a car that has left skid marks of length L, in feet. How far will a car skid at 60 mph?
The car will skid _____ feet.
Click here to see answer by kelsiesmurf(9)

Question 467781: simplify the following expression.
√-6√-42
Click here to see answer by algebrahouse.com(1659)

Question 467823: Find the length of the third side of the right triangle. Assume that c represents the length of the hypotenuse. Give an exact answer and, if appropriate, an approximation to three decimal places.
a = 3, b = 5, c = ?

Click here to see answer by rfer(16322)

Question 468001: use rational exponents to simplify
4vx^8
the v is suppose to be a square root and ^ means it is raising to that power. The 4 is suppose to be in that indentation of the square root, not directly to the side of it
Click here to see answer by ewatrrr(24785)

Question 468003: multiply
3v5 times 3v25
the v's are representing square roots and the 3's are in that indentation of the square root, not directly to the side of it
Click here to see answer by ewatrrr(24785)

Question 468000: use the laws of exponents to simplify
6^5/8 / 6^3/8

^ means it is raising to that power. The / means fractions. So it is 6 being raised to the 5/8 power(numerator) over 6 raised to the 3/8 power (denominator)
Click here to see answer by Alan3354(69443)

Question 468016: points) A large office building is having its old, single pane windows replaced with double pane windows. The company replacing the windows charges $600 for the service call. Since all of the windows are identical in size, the company agreed to charge the same price for each, even though some were not at ground level. The charge to replace each window is $400+Z (remember, Z is the last 2 digits of your IRN).
a. Write an expression that gives the total cost to replace x windows

Click here to see answer by ccs2011(207)

Question 468002: solve
Vy+5 -1=3
the v is suppose to represent a square root (ex:the square root of y+5)
Click here to see answer by nyc_function(2741)

Question 468102: reduce:
√40x^3
Click here to see answer by stanbon(75887)

Question 468104: reduce:
√36x^3y^2
Click here to see answer by stanbon(75887)

Question 467935: Simplify the following expression.

√-45√-70

Click here to see answer by ankor@dixie-net.com(22740)

Question 468116: multiply:
√8+√98-√72
Click here to see answer by ewatrrr(24785)

Question 468140: multiply:
(√7-√2)(√7-√2)
Click here to see answer by stanbon(75887)

Question 468139: add:
6√2+5√2+√2
Click here to see answer by stanbon(75887)

Question 468152: HOw do you multiply radicals?
Lets say... (4 to the square root of 2)(3 to the square root of 2)
???
Click here to see answer by Alan3354(69443)

Question 468152: HOw do you multiply radicals?
Lets say... (4 to the square root of 2)(3 to the square root of 2)
???
Click here to see answer by stanbon(75887)

Question 468152: HOw do you multiply radicals?
Lets say... (4 to the square root of 2)(3 to the square root of 2)
???
Click here to see answer by Theo(13342)

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