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 55437: Exercies in radicals. The problem asks for the fifth root of 147. How do we simplify or solve this expression? Thanks so much
Click here to see answer by funmath(2873)

Question 55500: what is the answer for this equasion 2 times the square root of 3 plus the square root of 6 times 3 times the square root of 3 minus the square root of six
Click here to see answer by Genius(17)

Question 55723: find indicated real nth root(s)of a
n=4,a=-16
Click here to see answer by funmath(2873)

Question 55722: Find indicated real nth root(s)of a
n=3,a=-1
Click here to see answer by funmath(2873)

Question 55721: Find idicated real nth root(s)of a
n=2,a=16
Click here to see answer by funmath(2873)

Question 51734: please help me simplify:
Click here to see answer by AgusKwan(7)

Question 56514: Please help me solve this equation:
sqrt(x)+sqrt(x-36)=2
This is what I have so far:
sqrt (x-36)= 2-sqrt(x)
(x-36)=4-4(-sqrt(x))+x
-40=-4(-sqrt(x))
-10=-sqrt(x)
100=-x
This does not check. Where did I go wrong?
Thank You so much.

Click here to see answer by funmath(2873)

Question 47843: Simplify. Assume that all variables represent positive numbers.

Click here to see answer by BGluvsmath(64)

Question 57227: Can you please help me with this problem? I am a little slow so you will need to break it down step by step. Thank you so much.
The square root of x^2 to the third power =9
Click here to see answer by stanbon(26259)

Question 57451: 6 minus 7 i / 3 plus i
6 - 7i divided by 3 + i
Adult student studying for ACT, trying to figure this stuff out. Thanks!
Click here to see answer by hehe(5)

Question 57451: 6 minus 7 i / 3 plus i
6 - 7i divided by 3 + i
Adult student studying for ACT, trying to figure this stuff out. Thanks!
Click here to see answer by venugopalramana(3286)

Question 57449: square root 45 minus square root 320.
I am studying for the ACT. I am adult student, age 43. Stuck on the square root. Thanks so much!
Click here to see answer by faceoff57(65)

Question 57482This question is from textbook Elementary and Intermediate Algebra
: the square root of 12 minus square root of 50 add square root of 72This question is from textbook Elementary and Intermediate Algebra

Click here to see answer by funmath(2873)

Question 46386: Use a calculator to approximate check 42 to the nearest hundredth.

Click here to see answer by BGluvsmath(64)

Question 57982: 76. Square root of 6 / Square root of 7 * Square root of 14 / Square root of 3
\/6/\/7 *\/14/\/3
=\/6*14/7*3
=\/84/21
=\/4
=2
Click here to see answer by jaya_rohith1@yahoo.com(33)

Question 57980: Square root of 3 / Square root of 6 –1 - Square root of 3 / Square root of 6 + 1
\/3/\/6-1 - \/3/\/6+1
=\/3(1/\/6-1 - 1/\/6+1 )
=\/3(\/6+1-\/6+1_)/(\/6-1)(\/6+1)
=\/3(2/(6-1))
=\/3(2/5)
=2\/3/5
Click here to see answer by jaya_rohith1@yahoo.com(33)

Question 57981: 70. -Square root of xy / 3 square root of x + square root of xy
=-\/xy/3\/x+\/xy
=-\/x\/y/\/x(3+\/y)
=-\/y/(3+\/y)
Click here to see answer by jaya_rohith1@yahoo.com(33)

Question 58002: simplify: 49
i Where can I find this to figure out on my own ?
Click here to see answer by rcmcc(152)

Question 58709: The Modern Grocery has cashews that sell for $3.50 a pound and peanuts that sell for $2.25 a pound. How much of each must Albert, the grocer, mix to get 50 pounds of mixture that he can sell for $3.00 per pound. Express the problem as a system of linear equations and solve using the method of your choice to find the solution of the problem. (Identify your variables and show all work.)
I tried: PRICE 3.5c + 2.25p = 150
AMT c + p = 50
c- cashews p-peanuts
I got p- 9.09 lbs
C- 40.91 lbs
Click here to see answer by stanbon(26259)

Question 58708: 4y + square root 3 x = 8
3y + 4x = -6
Is there a solution - how do I graph this system? Please help.
Thanks
Click here to see answer by stanbon(26259)

Question 59008: what number is larger: a) sq rt of 7 or cube rt of 19. b) cube rt of 4 or 4th rt of 6. i really need some help with this.
Click here to see answer by stanbon(26259)

Question 59007: what number is larger: sq rt of 7 + sq rt of 10 or sq rt of 3 + sq rt of 19?
I just dont undertand this problem. I know you are supposed to factor if number is not a perfect sqaure but these are prime numbers. help me please!!
Click here to see answer by stanbon(26259)

Question 59228This question is from textbook elementary and intermediate algebra
: Evaluate x^2y^3 / \/x^2 + y^2 when x = 6 and y = -8.

CANT SHOW ANY WORK ON THIS ONE CUZ I HAVE NO CLUE???This question is from textbook elementary and intermediate algebra

Click here to see answer by Cintchr(475)

Question 59301: 54^3
Click here to see answer by checkley71(8405)

Question 59425This question is from textbook elementary and intermediate algebra
: _______
Simplify 3x^2y\/4x^4y^6.
This question is from textbook elementary and intermediate algebra

Click here to see answer by uma(370)

Question 59529: Can someone please show me how to simplify this?
Square root 36x^5 (fifth power)
Thank you!
Click here to see answer by stanbon(26259)

Question 59528: I thought I had the right answer but it came back as wrong. Can someone please let me know how to work this?
1/square root 3 + square root 3
*I got 4/square root 3
Thanks!
Click here to see answer by stanbon(26259)

Question 59527: I need help simplifying this...I am totally stumped!
Square root 12x + 2(square root x) + square root 50x
Thanks so much!
Click here to see answer by Cintchr(475)

Question 59682: (rs)radical sign

(rs)180
My answer is 13.42 is this correct?
Click here to see answer by chitra(359)

Question 59682: (rs)radical sign

(rs)180
My answer is 13.42 is this correct?
Click here to see answer by praseena(37)

Question 59685: (rs) radical sign
(rs)4x+12 +4=0
Click here to see answer by chitra(359)

Question 59689: (rs) radical sign
simplify
(rs)75a^2/(rs)5
Click here to see answer by chitra(359)

Question 59689: (rs) radical sign
simplify
(rs)75a^2/(rs)5
Click here to see answer by gsmani_iyer(161)

Question 59687: (rs) radical sign
(rs)3*(rs)5
Click here to see answer by gsmani_iyer(161)

Question 59683: (rs)radical sign
10(rs)5x +3 (rs)5x
Click here to see answer by gsmani_iyer(161)

Question 59688: (rs) radical sign
simplify
2(rs)12+4(rs)24
Click here to see answer by chitra(359)

Question 59744: If you were given the values for y and z, wrie out in words, the steps that you would go through to find the value for the varibale x in the following equation x= square root of y^2-4yz
Click here to see answer by uma(370)

Question 60141: Here is yet another one I got a wrong answer to...I got 6.
(2 + SQRT<2>)(2 + SQRT<2>)
Thanks!
Click here to see answer by funmath(2873)

Question 60139: I got 1 as the answer for this problem but it's incorrect. Can anyone help me to solve this?
(2SQRT<2>-SQRT<3>)(2SQRT<2>+SQRT<3>)
Thanks!
Click here to see answer by funmath(2873)

Question 60136: I also need help with this problem...I got 8 as the answer but it's wrong.
(SQRT<5>+SQRT<3>)(SQRT<5>+SQRT<3>)
Thanks!
Click here to see answer by funmath(2873)

Question 60134: Can someone help me to figure this out? I got 12SQRT(10) + 40 as the answer but it is wrong.
2SQRT<5>(3SQRT<8>+2SQRT<20>)
Thanks!
Click here to see answer by funmath(2873)

Question 60431This question is from textbook alegbra concepts and applications
: Simplify
Square root of 81/225This question is from textbook alegbra concepts and applications

Click here to see answer by tutorcecilia(2042)

Question 60628This question is from textbook alegbra concepts and applications
: simplify
square root of 81/225This question is from textbook alegbra concepts and applications

Click here to see answer by checkley71(8405)

Question 60704This question is from textbook Holt Middle School Math
: Holt Middle School Math Course 3 (Algebra REadiness)
ISBN 0-03-065179-4
Page 349
Question 31.
How much fencing to the nearest foot is needed to enclose a square lot with an area of 350 feet squaredThis question is from textbook Holt Middle School Math

Click here to see answer by Nate(3495)

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