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 144460: Twice the square of an integer is 21 more than eleven times the integer. Find the integer.
Click here to see answer by Alan3354(6059)

Question 144529: Square root of 2 with 3/2 power
Click here to see answer by Alan3354(6059)

Question 145076: Given that a = 2 Square root 3(c-a) over b, express c in terms of a and b.
Click here to see answer by 24HoursTutor.com(40)

Question 145132: Please help me solve by taking roots of of both sides:
y^2=16
(x-3)^2=25
Click here to see answer by Earlsdon(4898)

Question 145132: Please help me solve by taking roots of of both sides:
y^2=16
(x-3)^2=25
Click here to see answer by solver91311(5072)

Question 145154: find function f and g so that h(x)=(fg)(x)
h(x) = 6/x square +8
Click here to see answer by stanbon(26259)

Question 145223: please help me simplify these expressions using imaginary numbers...
3 to the sqrt of -27 and 4 to the sqrt of -64
Click here to see answer by jim_thompson5910(13787)

Question 145299This question is from textbook Beginning Algebra

: I can use some help on this one...:) Thank you...
Page 521
Number 12
I have to find the square root. Do not use a calculator or a table of square roots.
What is the Square root of 25This question is from textbook Beginning Algebra

Click here to see answer by jim_thompson5910(13787)

Question 145300This question is from textbook Beginning Algebra

: Can you help me please...:)
Page 521
Number 20
I have to find the square root without a calculator and or a table of square roots.
What is the square root of 49/100?This question is from textbook Beginning Algebra

Click here to see answer by jim_thompson5910(13787)

Question 145301This question is from textbook Beginning Algebra

: Can you please help me thank you...:)
Page 526
Number 6
I have to simplify and leave the answer in exponent form.
square root 2^3
This question is from textbook Beginning Algebra

Click here to see answer by jim_thompson5910(13787)

Question 145302This question is from textbook Beginning Algebra

: Can you help me? :)
Page 526
Number 20
I have to simplify and assume that all variables represent positive numbers...
square root w^14This question is from textbook Beginning Algebra

Click here to see answer by jim_thompson5910(13787)

Question 145303This question is from textbook Beginning Algebra

: I need help :)
Page 526
Number 22
I have to simplify and assume that all variables represent positive numbers...
square root 64x^8This question is from textbook Beginning Algebra

Click here to see answer by jim_thompson5910(13787)

Question 145326: 5 Square root 12(3)
Click here to see answer by stanbon(26259)

Question 145354This question is from textbook Beginning Algebra

: I have to simplify and assume that all variables represent positive numbers... Can you help me please?
Page 526
Number 34
square root of 20This question is from textbook Beginning Algebra

Click here to see answer by nabla(412)

Question 145359This question is from textbook Beginning Algebra

: I have to combine if possible no calculator or table of roots to be used...Can you help me please? Thanks...:)
Page 530
Number 20
6square5y - square root 20yThis question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145357This question is from textbook Beginning Algebra

: I have to combine if possible no calculator or table of square roots to be used...Can you help me? Thanks :)
Page 530
Number 8
square rooot7 - 3square root2This question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145358This question is from textbook Beginning Algebra

: I have to combine if possible no calculator or table of square root to be used..Can you help me please? Thanks...:)
Page 530
Number 12
2square root27 - 4 square root3This question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145356This question is from textbook Beginning Algebra

: I have to combine if possible...Do not use a calculator or a table of square roots...Can you help me please?
Page 530
Number6
square root 5 - 3square2w - square 50w
This question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145355This question is from textbook Beginning Algebra

: I have to simplify and assume that all variables represent positive numbers...Can you help?
Page 526
Number 50
square root of 18x^2y^3This question is from textbook Beginning Algebra

Click here to see answer by ankor@dixie-net.com(6691)

Question 145390: can someone help me solve these??? please!!!
sqrt x-5=9 and 3 to the sqrt of x-4-2=10
Click here to see answer by jim_thompson5910(13787)

Question 145454This question is from textbook Beginning Algebra

: Can you help me? Thanks...:)
I have to simplify and be sure to rationalize all denominators.....No calculators or table of square roots to be used.
Page 542
Number 14
6/√17This question is from textbook Beginning Algebra

Click here to see answer by stanbon(26259)

Question 145453This question is from textbook Beginning Algebra

: Can you please help me ?
I have to simplify and be sure to rationalize all denominators. No calculator or table of square roots to be used.
Page 542
Number 6
√5/√81This question is from textbook Beginning Algebra

Click here to see answer by stanbon(26259)

Question 145452This question is from textbook Beginning Algebra

: Can you please help me on this? I have to multiply and then simplify any radicals in the answer.
Page 535
Number 36
(3√2 + √5)^2This question is from textbook Beginning Algebra

Click here to see answer by stanbon(26259)

Question 142180: Please help with the answer to the following. Thank you very much
3rd root of (m+4)^2 munltiplied by the 3rd root of (m+4)^17th
Click here to see answer by stanbon(26259)

Question 145450This question is from textbook Beginning Algebra

: Can you help me? I have to multiply and then be sure to simplify any radicals no using a calculator or table of square roots...
Page 535
Number 18
√10(√2 + √3)This question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145449This question is from textbook Beginning Algebra

: Can you help me on this? Thanks..:)
Page 535
Number 8
I have to multiply and be sure to simplify any radicals in the answer...no calculators or table of square roots to be used.

(2√7)(3√3)This question is from textbook Beginning Algebra

Click here to see answer by Alan3354(6059)

Question 145985: Hi, can anyone help me with this...
how to solve for x

Click here to see answer by Edwin McCravy(2920)

Question 146095: How many real roots does n² - 5n - 6 = 0 have?
Click here to see answer by stanbon(26259)

Question 146182: Hello, I need a little help with the following.
Square root of 3x+1 - square root of x+1 = 2. I have tried solving this by isoloating the x+1 square root term, but keep getting a no solution answer, which is not correct. If someone could provide me the steps on how to get the correct answer, so I can learn the steps myself, that would be much appreciated.

Click here to see answer by stanbon(26259)

Question 146266: find the square root of 46 to the nearest tenth.
Click here to see answer by jim_thompson5910(13787)

Question 146302: Multiply the following (4 - square root 7) ( 3 + 2 square root 7)
Click here to see answer by edjones(3292)

Question 146523: cube of X-4 = 2
Click here to see answer by edjones(3292)

Question 146522: X 3/2 = 125
Click here to see answer by edjones(3292)

Question 146693: The sum of a number and its square is 30. Find the number.
I need not only the answer but the method of how it is solved.

This is what I think the method is X + 30= Xsquared
Click here to see answer by Alan3354(6059)

Question 146708: My question says to use the laws of exponents to Simplify and write my answer with positve exponents. I am totally lost on where to start as the negative exponent of 2m and the half exponentof the brackets are throwing me off. Any help would be appreciated. Thanks.
(9k^2m^-4)^1/2.
Click here to see answer by edjones(3292)

Question 147024: I

I am in need of some help in rationalizing the denominator
______5______
√[3] + √[5]

Click here to see answer by ankor@dixie-net.com(6691)

Question 147038: 3 square root of 27/64?
Click here to see answer by checkley77(7035)

Question 147029: (1/3)(9)³ =
Click here to see answer by checkley77(7035)

Question 147207: sqrt of x-6 - sqrt of x-6 = 2
I got this:
sqrt of -x+6 - sqrt x-6 = 2
sqrt of -x+6 - sqrt -x+6 = 2
answer of 0=2, so the final answer is 0.
I am supposed to check for extraneous answers also. Are my calculations correct? How do I figure for extraneous answers?
Thank you for your help.
Click here to see answer by jim_thompson5910(13787)

Question 147373This question is from textbook Beginning and Intermediate algebra
: I would like help solving this problem:
(2 square root of 5-9) (square root of 5+7)This question is from textbook Beginning and Intermediate algebra

Click here to see answer by vleith(1977)

Question 147393: can you explain in a more simpiler way about just sqaure roots?
Click here to see answer by stanbon(26259)

Question 147504: Write the word or phrase that best completes each statement or answers the question.
The square root of 2x+5- the square root of x-2=3
Click here to see answer by rajagopalan(125)

Question 147817: PLEASE HELP ME FIND THE INDICATED ROOTS A. 144X^2Y^2 B. (81)^1/3 C. (8)^1/3 D.(27X^6Y^3)^1/3
Click here to see answer by checkley77(7035)

Question 147832: simplify the following, leaving the square root in its simplest form.
the square root of 5 the square root of 4
Click here to see answer by Alan3354(6059)

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