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

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Question 701749: Find the smallest number that can be subtracted from 9761 so that the difference is a perfect cube, and find the cube root of the difference.
Click here to see answer by Edwin McCravy(20054)

Question 702264: the number 9 in front of and the number 3 above in the top left spot over a square root sign that is over the number 29. Please help :(
Click here to see answer by ankor@dixie-net.com(22740)

Question 703132: Hello. Please help me solve this: exponent(3) above sqrt(125)
Click here to see answer by MathLover1(20849)

Question 703407: What is x?
square root of (2-x) = x+4

Click here to see answer by MathLover1(20849)

Question 703460: Square root of 3 times the square root of three times the square root of four
Click here to see answer by ankor@dixie-net.com(22740)

Question 703853: How do i solve what is the square root of y to the second power

Click here to see answer by jim_thompson5910(35256)

Question 704027: help me find the square root of negative five.
Click here to see answer by algebrahouse.com(1659)

Question 704084: What is the answer to g squared
Click here to see answer by Alan3354(69443)

Question 704154: I have to simplify

I have no idea how to do this please help!

Click here to see answer by AnlytcPhil(1806)

Question 704393: Hi, my problem is to simplify the following:
sqrt(28)-sqrt(63)+5sqrt(7)
Click here to see answer by Alan3354(69443)

Question 704836: How do you solve this question?
it is the cube root or -1/512
√3:(-1/512)
Click here to see answer by Simnepi(216)

Question 704871: how do i get from this step to this step I dont understand how they got from step 1 to 2
1) z to the 4th power + z to the second power + 1
2) z to the 4th power + 2z to the second power + 1 - z to the second power
Dont unserstand how they get from 1) to 2)
Click here to see answer by solver91311(24713)

Question 704919: How do you simplify square roots
Click here to see answer by stanbon(75887)

Question 705971: factor completely please
6x^2+71x-12
Click here to see answer by rfer(16322)

Question 706048: The following terms √3x + √9x + √27x + ... form a pattern that continues until the sixth is found.
1. Compute the sum of all six terms...which I have done.
2. By investigating the pattern further, develop a system that will enable you to find the sum of 12 such terms without actually writing them. I have written out the twelve terms and I cannot figure out a system. I would love a hint or clue to help me solve this.
Click here to see answer by solver91311(24713)

Question 706219: Trying to solve this problem:
25x^2+10x+1-y^2
Click here to see answer by Alan3354(69443)

Question 706359: square root of -5 times square root of -5.
Click here to see answer by algebrahouse.com(1659)

Question 706359: square root of -5 times square root of -5.
Click here to see answer by Gogonati(855)

Question 706506: how do i solve y=18.5^30?
Click here to see answer by checkley79(3341)

Question 706620: how do you simplify the cube root 500x to the eleventh power?
Click here to see answer by filboi(35)

Question 706620: how do you simplify the cube root 500x to the eleventh power?
Click here to see answer by MathLover1(20849)

Question 707127: what is -sqrt of 45 minus -5 sqrt of 80
Click here to see answer by unlockmath(1688)

Question 707206: how do u solve the square root of 45a to the 4th power
Click here to see answer by vheroli(126)

Question 709088: I have no idea how to solve this question.
The question is find the inverse function of f.
f(x)=3x+8
Thanks!
Melissa
Click here to see answer by jim_thompson5910(35256)

Question 709089: what the square root of -(7)^2
Click here to see answer by rfer(16322)

Question 709094: cube root of 567 please
Click here to see answer by rfer(16322)

Question 709085: I have NO clue how to do this....
f(x) = sqrt(25-x^2)
Can someone help me?
Thanks
Melissa
Click here to see answer by MathLover1(20849)

Question 709442: what is the greatest among the numbers 4throot of 5,6th root of 7,12th root of 15,3rd root8,1
Click here to see answer by KMST(5328)

Question 709518: x/16=400/20
Click here to see answer by Alan3354(69443)

Question 709518: x/16=400/20
Click here to see answer by jim_thompson5910(35256)

Question 709466: what is the cube root of 1323
Click here to see answer by Alan3354(69443)

Question 709874: Simplify the expression. Assume that all variables are real numbers.
Cube root of 27(x+9)^3

Click here to see answer by jsmallt9(3758)

Question 709817: how do i solve ^3 square root of 800
Click here to see answer by jsmallt9(3758)

Question 710397: (cube root of ab) ^6
I've tried working this out and I come up with
cube root of ab^2
Not sure if this is correct or not?
Click here to see answer by MathLover1(20849)

Question 710906: What is the answer to the sqaure root of 27/36?
Click here to see answer by Alan3354(69443)

Question 710988: What is the answer to the equation square root of y + the square root of (y+5) = 5 or √y + √(y+5) = 5
Click here to see answer by DrBeeee(684)

Question 711234: how do you solve the 5th root of the square root of 3
Click here to see answer by tutor_paul(519)

Question 711548: simplify. three radical five times two radical ten
Click here to see answer by stanbon(75887)

Question 712178: Simplify. Assume that variables can represent any value
square root of (25x^2+30x+9)
Click here to see answer by jsmallt9(3758)

Question 712183: Simplify. assume that variables can represent any number
(-125/8)^1/3
Click here to see answer by checkley79(3341)

Question 712324: I tried getting the answer to this but with no success, here's the question. 7^-(3/5) The negative sign isn't in front of either the denominator or the numerator, its in front of the fraction itself. Any help would GREATLY be appreciated!
Cheers!
Click here to see answer by ankor@dixie-net.com(22740)

Question 712396: how to solve this equation:
√50+3√2
i know the answer is 8√2, im not sure how to work it out.
Thnaks for your help.
Click here to see answer by Simnepi(216)

Question 712397: 6√20 = ?
How do you find out the answer???
Click here to see answer by Simnepi(216)

Question 712508: Square root of 32tsquared
Click here to see answer by algebrahouse.com(1659)

Question 712559: how to solve this problem: √32-√200+3√50

Click here to see answer by stanbon(75887)

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