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 15697: I need so much help on subtracting square roots. The question is : find the differnece of square root of 288 and square root of 72. please help
Click here to see answer by gsmani_iyer(161)

Question 16629: Solve or "x" Square root (3x+6) = 4
Click here to see answer by piglet162431(90)

Question 17458: how do i solve sq. roots???

do i subtract, add, times, or divide???/
Click here to see answer by rapaljer(3620)

Question 17458: how do i solve sq. roots???

do i subtract, add, times, or divide???/
Click here to see answer by tjnw79(57)

Question 17522: Evaluate √16 + √64
Click here to see answer by venugopalramana(3286)

Question 17948: square root of 52abto the 3rd divided by the square root of 13a
Click here to see answer by xcentaur(357)

Question 20346: 7SQUARE ROOT OF 12 + 4SQUARE ROOT OF 3
Click here to see answer by elima(1433)

Question 20627:
Click here to see answer by lola_fish99(13)

Question 21233: ONE EIGHTH OF TEH SQUARE ROOT OF 7 LESS THAN A NUMBER IS 12 WHAT IS THE NUMBER?
I NEED TO GET MY DIPLOMA HELP!! ASAP!!
Click here to see answer by GuessWho(10)

Question 21221: ONE EIGHTH OF THE SQUARE ROOT OF 7 LESS THAN A NUMBER IS 2 WHAT IS THE NUMBER?
I NEED MY DIPLOMA BUT IM STUCK!!!
Click here to see answer by Photonjohn(42)

Question 21271: ONE EIGHTH OF THE SQUARE ROOT OF 7 LESS THAN A NUMBER IS 2 WHAT IS THE NUMBER?
I NEED MY DIPLOMA BUT IM STUCK!!!
i need all the steps so i can do the rest of the questions that are similar to this one
thanks
Click here to see answer by Photonjohn(42)

Question 21391: ^ X+5 =8
FIND X
I NEED HELP ASAP
Click here to see answer by queenofit(120)

Question 21390: WHATS IS THE SQUARE ROOT OF -169
Click here to see answer by music974(43)

Question 21652: 9y 2/3 - 24y 1/3 + 16.
I'm so lost when it comes to this stuff!!!
Click here to see answer by longjonsilver(2297)

Question 18034: Using my TI 81 calculator how do I type an equals sign?
Click here to see answer by smartmathgirl(11)

Question 21839: find the square root of 81 show your work
Click here to see answer by Anglophile(11)

Question 21962: Would someone please explain how -32 to the 5th root = -2? Thank you.
Click here to see answer by josmiceli(3003)

Question 22249: what is the square root of 3
Click here to see answer by SuperGirl98734(12)

Question 22519: I need to know how to solve the 4th root of y squared.
Click here to see answer by longjonsilver(2297)

Question 22520: I need to know how to solve the 4th root of y squared.
Click here to see answer by stanbon(26259)

Question 22632: (9/x)-8/(x-1)=-1
Click here to see answer by stanbon(26259)

Question 22633: (9/x)-8/(x-1)=-1 I need help w/ this problem. I get stuck during the process. cyn@efainc.com
Click here to see answer by stanbon(26259)

Question 22703: How would you factor 9x(squared) - 4x ? I do not understand it!
Click here to see answer by Earlsdon(4898)

Question 22733: 9x^2-16
Click here to see answer by longjonsilver(2297)

Question 22736: Find the number of real roots.
x^2-7x+9=0
Click here to see answer by Earlsdon(4898)

Question 22740: SOlve by completing the square
x^2 - 6 - 5 = 0
Click here to see answer by Earlsdon(4898)

Question 22791: X^2-y^2=53
Click here to see answer by stanbon(26259)

Question 22644: √5-x +3= √38-x Please help me someone.

Click here to see answer by queenofit(120)

Question 22804: Simplify:
(4AB)(-2AB^2C^3)^3
I was thinking multiply the 4AB times the -2Ab^2c^3 and got
(-8ab^3c^3)^3 then i multiplied the ^3 with everything in the parenthesis and got -8ab^9c^9
Click here to see answer by Earlsdon(4898)

Question 22750: -a(x-a)=if a = -3, x =6
Click here to see answer by christinaaa192(28)

Question 22739: y - 1
------ = 1/5
x + 3
Solve for Y
Click here to see answer by wuwei96815(245)

Question 22954: Please help! (2 x the square root of 3x - the square root of 5)(2 x the square root of 3x + the square root of 5)=
Click here to see answer by rapaljer(3620)

Question 23070: 3^125
Click here to see answer by stanbon!(97)

Question 23143: why is it so stupid

Click here to see answer by sandy(1)

Question 23256: Without using a calculator, tell which is larger: the positive 6th root of 10 or the 3rd root of 3?
Click here to see answer by stanbon(26259)

Question 23256: Without using a calculator, tell which is larger: the positive 6th root of 10 or the 3rd root of 3?
Click here to see answer by rapaljer(3620)

Question 22017: 18-3x=x sqrt2
Click here to see answer by stanbon(26259)

Question 21927: is my problem and i have no idea how to solve it.
Click here to see answer by rapaljer(3620)

Question 23291: I dound understand this equation:1.Multiply:(2x + 7y)(3x - 7y)
Click here to see answer by stanbon(26259)

Question 23424: how do you simplify sqrt(64x^6y^3)?
Click here to see answer by stanbon(26259)

Question 23488: How do you symplify the square root 275 without decimals???
Click here to see answer by longjonsilver(2297)

Question 23494: I need help finding the Appathum of a regular polygon, the formula is A=1/2(a)(p). They gave me a line going from the center to a corner and that line says 5 above it. I don't know what to do for this problem!

Click here to see answer by longjonsilver(2297)

Question 20982: how would you work out this problem? The cubed root of 4 times the cubed root of 80

Click here to see answer by rapaljer(3620)

Question 23676: is 9 the square root of 81? or is 81 the square root of 9?
Click here to see answer by rapaljer(3620)

Question 23729: In algebra if i have the problem the square root of N is equal to n^2+6n-18, if i am solving is as an equation... how am I suppposed to undo the square root of a variable? (Does it have something to do with the N^2??) Please help me.
Thanks in advance.
Click here to see answer by rapaljer(3620)

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