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

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Algebra: Square root, cubic root, N-th root

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Question 137998: I'm 27 and not in school anymore. I didn't want you to think that I'm cheating on homework. I'm just trying to explain things better to my neice. I can't remember how to do complex cubes. This is the one I'm stuck on.
I need to find all three of the complex cube roots of 27 in the A+Bi form.
Click here to see answer by scott8148(3382)

Question 138274This question is from textbook beginning &intermediate algebra
: Need the root by prime factorization 4-1296This question is from textbook beginning &intermediate algebra

Click here to see answer by checkley77(7035)

Question 138533: (5-the square root of 2)X(5+ the square root of 2)
Click here to see answer by checkley77(7035)

Question 138603: i'm a freshman i college not real good with math..just wanted to know if i was on the right track..9v=15...i came up with 6/1..

Click here to see answer by stanbon(26259)

Question 138603: i'm a freshman i college not real good with math..just wanted to know if i was on the right track..9v=15...i came up with 6/1..

Click here to see answer by scott8148(3382)

Question 138971This question is from textbook algebra
: I have to write each of the following in exponential form.
square root of 3(x^2y^3)
What I got for this was xy2/3 I am sure it's wrong
Please and Thank You=)This question is from textbook algebra

Click here to see answer by stanbon(26259)

Question 139381: y^3 =125 solve the equation for y. seeing if i am doing this right. my answer was y=5
Click here to see answer by checkley77(7035)

Question 139381: y^3 =125 solve the equation for y. seeing if i am doing this right. my answer was y=5
Click here to see answer by solver91311(5072)

Question 139583: Simplify.
(1+2square root of 5)^2
Click here to see answer by solver91311(5072)

Question 139847: square root of (x-5) - square root of (2x+7) = -3
Click here to see answer by ankor@dixie-net.com(6692)

Question 140151: Simplify;
(8/27)^1/3
Click here to see answer by scott8148(3382)

Question 140577This question is from textbook Intermiate Algebra
: What is the square root of .0001, x^16, 38, 121, and 4/81?This question is from textbook Intermiate Algebra

Click here to see answer by checkley77(7035)

Question 140713This question is from textbook

: simplify the following expressions. do not give decimal approx
(32x to -5th power)-1/5
(so to be explain it, its 32x to the -5the power in parenthesis, to the -1/5)This question is from textbook

Click here to see answer by stanbon(26259)

Question 140712This question is from textbook

: solve the following equations or system of equations
1 + √5-x = x-2This question is from textbook

Click here to see answer by solver91311(5072)

Question 140821: In the expression 24 with a square root of 3, the index is_________ and the 24 is called the________________________.
Click here to see answer by rapaljer(3620)

Question 140776: What is the solution to two square root of three over square root of six minus two?
Click here to see answer by ankor@dixie-net.com(6692)

Question 141692: how do you do problems like the square root of 6 over 24?
Click here to see answer by stanbon(26259)

Question 141975: what is the square root of 11
Click here to see answer by HyperBrain(694)

Question 142182: Please help with the following question. Thank you
square root of x multiplied by the 4th root of x+4. I am to use Rational exponents to wrtie a single radical expression.
Thanks so much
Click here to see answer by jim_thompson5910(13787)

Question 142205: square root of 36y divided by the square root of 4y
Click here to see answer by checkley77(7035)

Question 142762: Simplify:
5 - sq root 2/sq root 2
Click here to see answer by stanbon(26259)

Question 142756: Solve
sq root x + 2 + 15 = 11 (Show your check).
Click here to see answer by checkley77(7035)

Question 142748: Simplify:
3 sq root 32 - 5 sq root 50 - 8 sq root 45 + 7 sq root 20

Click here to see answer by checkley77(7035)

Question 142916: Simplify the radical by factoring
The square root of 3600
Click here to see answer by jim_thompson5910(13787)

Question 142885: Solve and check:
12 + sq root X + 5 = 9
Click here to see answer by checkley77(7035)

Question 143051: w=Cr^-2 solve for r
Click here to see answer by edjones(3292)

Question 143203: 7times the square root of 7 mnus 2 times the squre root of 7
Click here to see answer by vleith(1977)

Question 143263: -_- I'm suppose to simpify this and am in despirate need of help...please, if you could possibly I'd really appreciate it...
square root of
Click here to see answer by jim_thompson5910(13787)

Question 143275: Eh...I'm not sure where this one would be catogorized. I'm really sorry! I really need help though, please...
Find the zero's of:

Click here to see answer by jim_thompson5910(13787)

Question 143279: Ok, last one for me today. ^-^ I'm not sure how to write it exactly...
simpify:
8(squareroot5)+ 9(squareroot25)+ 11(squareroot20)
Click here to see answer by jim_thompson5910(13787)

Question 143431This question is from textbook Algebra

: Im not sure how to solve problems by rationalizing the denominatorThis question is from textbook Algebra

Click here to see answer by solver91311(5072)

Question 143629: Perform the indicated operations:
(sq rt 3 + 2) 2nd power
Click here to see answer by checkley77(7035)

Question 143749: Tutor this is from Prentiss Hall textbook
solve sqrt. sign x-2=1
Thank you for your help***
Click here to see answer by jim_thompson5910(13787)

Question 143830: Please help me with this equation [sqrt(x+1) + sqrt(x-1)]/[sqrt(x+1) -sqrt(x-1)]=3?
I solved it as
[(x+1) + (x-1)]/[(x+1) - (x-1)]=3^2
2x/2=9
x=9
When I check answer on calc it gives me answer with bunch of deciams. I have gut feeling I'm wrong somewhere.Please help me to figure out.Thank you so much!

Click here to see answer by vleith(1977)

Question 143885: whta is the n-th mean when you are speaking in algbra?????
Click here to see answer by nabla(412)

Question 143948: Simplify
2 sq rt 5 (8sq rt 7 + 3 sq rt 3)
Click here to see answer by vleith(1977)

Question 144097: Solve
sq rt x + 2 + 15 = 11 (Show your check).
Click here to see answer by MathLover1(1183)

Question 144092: Simplify:
5 sq rt 2(7 sq rt 8 + 5 sq rt 3)
Click here to see answer by edjones(3292)

Question 144285: Solve using the square root property.
2x^2 -5 = 93

x = 7
Click here to see answer by Alan3354(6059)

Question 144286: Solve using the square root property.
(x + 4)^2= 81
Take the sqrt of both sides.
(x + 4) = 9
x = 5
Click here to see answer by Alan3354(6059)

Question 144301: 2x2-11x=-12
Click here to see answer by solver91311(5072)

Question 144331: Can you help me with the following questions? I am stumped.
5vz^20
3vz-2=4
Write the equation y=2/3 x-3 in standard forms using only integers and a positive coefficent for x.
Write your result in lowest terms for -2/10x^2-4x - x+3/15-6
Thank you!!!
Click here to see answer by stanbon(26259)

Question 144329: 3(root)z-2=4
Click here to see answer by Alan3354(6059)

Question 144389: I apologize - I didn't input these in correctly.
Find the root 5vz^20. Possible answers are z, z^15, z^5 and z^4
Solve 3vz-2+4. Possible answers are {34/9}, {31/9}, {34/3} or zero
Click here to see answer by jim_thompson5910(13787)

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