Questions on Algebra: Square root, cubic root, N-th root answered by real tutors!

Tutors Answer Your Questions about Square-cubic-other-roots (FREE)

Question 258548: trying to figure out 6n-th root of 4123.
Click here to see answer by drk(1908)

Question 258592: Simplify (a^5/b^2) ^3
Click here to see answer by Alan3354(30993)

Question 258612: I'm trying to remember the concept for: square root of y = 49.
I can't remember what to do if one side is squared, what do I do to the 49 to figure out the answer?
Thanks for your time,
Shannon Parrott
Click here to see answer by stanbon(57282)

Question 258747: what do you call nth
Click here to see answer by Edwin McCravy(8893)

Question 259230: what is the sqrt of (a+8)^2
Click here to see answer by Fombitz(13828)

Question 258362: D=sqrt(2h), I need to solve the approximate distance, D, in miles that a person can see to the horizon from a height, h, in feet. Suppose that you are in an airplane. By choosing any height, find the corresponding distance that you should be able to see to the horizon. Include the height and the calculations needed to find the distance.
Here is what I tried to figure out.
H=(height)95,000 feet
I am lost.Can explain it to me. Thanks
Click here to see answer by kisses1(1)

Question 259398: What is the quotient of x^4-16 divided by x-2?
Click here to see answer by Alan3354(30993)

Question 259483: A rectangular table is three times as long as it is wide. If the area is 48ft^2, find the length and the width of the table.
Click here to see answer by checkley77(12569)

Question 259209: What is the square root of 17 and show in steps how you got your answer?

Click here to see answer by Alan3354(30993)

Question 259633: a^=400
My answer is 20. Is that right?
Click here to see answer by stanbon(57282)

Question 259621: cubic root of 8
Click here to see answer by unlockmath(1599)

Question 259653: (1+8i)+(6i)=(i)
Click here to see answer by Fombitz(13828)

Question 244253: solve.
x-sqrt(5-2x)=-5
Click here to see answer by Fombitz(13828)

Question 259894: Please help me in adding the following
+

Click here to see answer by Earlsdon(6287)

Question 259894: Please help me in adding the following
+

Click here to see answer by richwmiller(9135)

Question 259941: find the square root: the negative square root of the fraction 64/81
I reduced it to 8/9, then I divided 8 by 9 to get .888, then I squared
.888 to get -.94.
Is it right?
Click here to see answer by jim_thompson5910(28536)

Question 260056: i dont know where to start or anything
f(x)=x+2 divided by the square root of (2x-7) g(x)=x-3
domain of f*g
Click here to see answer by dabanfield(803)

Question 260016: If y = 2 and x = √(3 - 5y + 4y2), then what is the value of x?

Click here to see answer by checkley77(12569)

Question 260209: cuberoot(54)
Click here to see answer by edjones(7569)

Question 260291: sqrt of 3x + sqrt of 12 = x+5 over sqrt of 3, please help.
Click here to see answer by drk(1908)

Question 260342: how is this problem simplified?
5/square root of 7 + 2/square root of 14
Thank You :)

Click here to see answer by stanbon(57282)

Question 260376: How many cubic feet are in a cylinder that is 6 feet tall ?
Click here to see answer by Alan3354(30993)

Question 260558: can you please help me with √6/√2. Thank you
Click here to see answer by onlinetutor365.com(14)

Question 260546: cubic square root of 24x raised to the 7th power. please show me step by step how you do this.
Click here to see answer by richwmiller(9135)

Question 260887: How does square root 104 turn into 2 square root 26?
Click here to see answer by richwmiller(9135)

Question 260887: How does square root 104 turn into 2 square root 26?
Click here to see answer by drk(1908)

Question 260915: Solve.
The square root of 7x + 46 = x + 4
Select the correct choice below and if necessary, fill in the answer box to complete your choice.
A. The solution is x = ?
(Simplfy your answer. Use a comma to separate answers as needed.)
or

B. The solution is not a real number.
Thank you in advance for any help someone can give me with this problem!!!!!

Click here to see answer by Greenfinch(383)

Question 260903: Multiply:
negative 2t squared times 3t to the ninth power squared?
(-2t)^2(3t^9)^2= ?
Thank you in advance to anyone who can help with this problem!!!
Click here to see answer by checkley77(12569)

Question 261085: how would i write an expression in simplest radical form of the square root of 72?
Click here to see answer by Alan3354(30993)

Question 261185: sgrt 3 multiplyed by sqrt 3i
Click here to see answer by jim_thompson5910(28536)

Question 261346: Subtract. Simplify by collecting like radical terms if possible.
6 times the square root of 50 - 6 times the square root of 2.
Thank you in advance to anyone who can help me with this problem!!!!
Click here to see answer by Theo(3458)

Question 261412: Okay, The answer to my equation is sqrt 90. But it has to be simplified. So I have to factor out 90. so I have 2*3*3*5, so is my answer 3 sqrt 10??
Click here to see answer by jim_thompson5910(28536)

Question 261621: Find the following:
18 times the square root of -2 to the 18th power;
A. The answer is ?
or
B. The root is not a real number.
Thank you to anyone who can help with this problem, I would really appreciate it!!!!!
Click here to see answer by Alan3354(30993)

Question 261652: The length of a rectangle is 2yd longer than it's width. If the permitter is 32yd find it's area.

Click here to see answer by mananth(12270)

Question 262801: Radius of a sphere. The radius of a sphere is given by the formula r=(0.75/pi)^1/3. Where V is its volume. Find the radius of a spherical tank that has a volume of 32pi cubic meters.
Click here to see answer by ankor@dixie-net.com(15645)

Question 262842: Simplify:
(sqrt(50) - 2sqrt(5))(5sqrt(2) + sqrt(20))
Click here to see answer by dabanfield(803)

Question 262567: Can someone explain the steps to me for solving this equation?
x- sqrt 15-2x = 0
the solution set is??
Click here to see answer by ankor@dixie-net.com(15645)

Question 262994: what is the cube root of 1215
Click here to see answer by CharlesG2(828)

Question 263378: Verify that -2 is a root of the equation
Find the other two roots, correct to 2 decimal places.
Click here to see answer by drk(1908)

Question 263378: Verify that -2 is a root of the equation
Find the other two roots, correct to 2 decimal places.
Click here to see answer by richwmiller(9135)

Question 263459: rationalize the numerator of the cube root of 4c/3g
Click here to see answer by drk(1908)

Question 263552: solve by completing the square: x^2 + 5x -8=0
Click here to see answer by checkley77(12569)

Question 263557: solve by any method and simplif: 16x^2 - 1=0
Click here to see answer by drk(1908)

Question 264304: A semicircular window of radius 10 inches is to be laminated with a sunblock coating that costs $0.85 per square inch to apply. What is the total cost of coating the window, to the nearest cent?
(Use п = 3.14. Hint: Area of Circle: A = пr2)
How do I write the equation on questions like these? totally lost
Click here to see answer by rfer(12654)

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