Questions on Algebra: Radicals -- complicated equations involving roots answered by real tutors!

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Algebra: Radicals -- complicated equations involving roots

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Question 192485: 2 times the square root of x+2 - the square root of x-3 = the square root of x+9
I'm really confused. Would you help me please?
Click here to see answer by RAY100(1637)

Question 192486: I need help with simplifying these radical expressions please! I don't know how to put the sign on here, but its radical 128, I need to know how to simplify it. Also, radical 48a^2b^3c^4..Thanks Alot
Click here to see answer by RAY100(1637)

Question 192556: For each pair of functions, find f(g(x)) and g(f(x)).
31)f(x)=3x+5,g(x)=x^2+1
32)f(x)=x^2-5x+2,g(x)=2x
34)f(x)=-2x^2,g(x)=x+4
Click here to see answer by stanbon(26268)

Question 192727: Use rules of exponents, simplify expressions
(-27x^9)^1/3
Click here to see answer by RAY100(1637)

Question 192792: square root of 18 square root of 2
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Question 192734: 2 cubed root 4 x to the 3rd y to the 2nd TIMES Cubed root 12 x to the 2nd y to the 5th
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Question 192832: How do you simplify (3-2radical 12)squared?
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Question 192879: V7 TIMES V35
Click here to see answer by orca(409)

Question 193008: D=1.2 sqrt h. gives the distance in miles that a person can see to the horizon from h height in feet. (1 mile = 5,280 feet)
A solve the equation I got 19360000 feet is this correct.
B. Long peak in the rocky mtn natl park is 14,255 feet in elevation. How far can you see to the horizon from the top of long peak? Can you see cheyenne Wyoming (about 89 miles away)
Click here to see answer by stanbon(26268)

Question 193112: Simplify:
3rd order radical of 432x^8 (instead of square root it is the cube root)
How is this simplified.
is this how you set it up:
3 over the SR of 423x^8 ?
I am not really sue where to go from here. Do I find the cube root of 423 first the mulitiply by power of 8 or the other way around?
thank very much for all your help on this.
this prolbem is from an online homework problem. it is not out of a book. I am currently in a Algebra II class on Univeristy Of Phoenix.
thank you

Click here to see answer by jim_thompson5910(13787)

Question 193166: sqrt(4x-5)=sqrt(x+9)

Click here to see answer by jim_thompson5910(13787)

Question 193305: (23x+14)Squared=25
I took the square root of both sides and brought the right side of the equation over in order to rationalize the equation. I'm left with
23x-9=0
I need to solve for "x" am i on the right path.
Click here to see answer by stanbon(26268)

Question 193314: 3x^2+1=2x is the problem
Which ever side i place the equation on i end up with a negative as a square root and i remember my professor mentioning you cant have a negative square root. I end up with X= -2+/- the sq. root of -8 over 6
What is my problem here?

Click here to see answer by Earlsdon(4900)

Question 193522: sqrt5:(-32x^5y^6)
Click here to see answer by jim_thompson5910(13787)

Question 193608: i really need help im strugling in this part of math i just need an easy way to understand it can you plz help me ;) brittany
Click here to see answer by stanbon(26268)

Question 193634: Divide and Simplify.
√1/18
I tried reducing 18 to 9, so it would be the square root of 1/9 then find I found the square root of 9, so it would be the square root of 1/3. But I don't know if that's right.
Thanks to anyone who can help!! :)

Click here to see answer by Alan3354(6079)

Question 193742This question is from textbook algebra 1 concepts and skills
: Hi! Can you help me solve these problem. Find the value of x wherein the perimeter is 30 and the length is x+6 which is inside the radicand and the width is 6. thanks a lot.This question is from textbook algebra 1 concepts and skills

Click here to see answer by user_dude2008(715)

Question 193746This question is from textbook algebra 1 concepts and skills
: My problem is Find the value of x wherein the given area is 88 and the base is 11 and the height is 3x inside the radicand and -2. thanks a lot.This question is from textbook algebra 1 concepts and skills

Click here to see answer by user_dude2008(715)

Question 193748: My problem is about finding the value of x wherein the given area of a triangle is 88 and the base is 11 and the height is 3x inside the radicand and -2. many thanks.
Click here to see answer by jim_thompson5910(13787)

Question 187744: 1+ 2x = 2 + 4
---------- --- ----
(X+3)(x+4) x+3 x+4
Click here to see answer by yuendatlo(23)

Question 193814: Hello, I was wondering what [Sqr root 18abc^5 * Sqr root 32a^2bc^3] Factors into thanks
Click here to see answer by Alan3354(6079)

Question 193941: what is the conjugate of 5 - the square root of 2?
Click here to see answer by RAY100(1637)

Question 193953: SIMPLIFY
THE SQUARE ROOT OF 2(THE SQUARE ROOT OF 2-4*THE SQUARE ROOT OF 6)=
Click here to see answer by RAY100(1637)

Question 193957: SIMPLIFY
(5 + 2*THE SQUARE ROOT OF 3)*(4 - 5*THE SQUARE ROOT OF 2)
Click here to see answer by RAY100(1637)

Question 193965: SIMPLIFY
4*THE SQUARE ROOT OF 8 + 5*THE SQUARE ROOT OF 18 - 9 *THE SQUARE ROOT OF 27 + 6*THE SQUARE ROOT OF 33
Click here to see answer by RAY100(1637)

Question 193961: SIMPLIFY
THE SQUARE ROOT OF 28 -2*the square root of 7 + 6*the square root of 63
Click here to see answer by RAY100(1637)

Question 193960: simplify
the square root of 6 + the square root of 6
Click here to see answer by RAY100(1637)

Question 193958: SIMPLIFY
8*THE SQUARE ROOT OF 3-2*THE SQUARE ROOT OF 3-5*THE SQUARE ROOT OF 3
Click here to see answer by RAY100(1637)

Question 193956: simplify
(p-the square root of n)*(p + the square root of n)
Click here to see answer by RAY100(1637)

Question 193998: solve the following equation
(√2 +√3)(√2-√3)=
Click here to see answer by orca(409)

Question 193954: SIMPLIFY
1/1 + THE SQUARE ROOT OF 3=
Click here to see answer by orca(409)

Question 193950: SIMPLIFY
(2* THE SQUARE ROOT OF 3 - 3) (3* THE SQUARE ROOT OF 3 +2)=
Click here to see answer by solver91311(5072)

Question 193999: 108
Click here to see answer by Mathtut(3670)

Question 194062: How do you find the square root of 75x3y5?
Click here to see answer by jim_thompson5910(13787)

Question 194082This question is from textbook Saxon Algebra 2
: What is/are the root(s) of f(x)=x^12-16
...is it x = ^3 square root 2?This question is from textbook Saxon Algebra 2

Click here to see answer by stanbon(26268)

Question 194061: √98x^4y^6z^2
√5/3
2√3 * 3√15

Is there anyone someone can explain simplifying radical expressions to me? my teacher of at least 6000 students doesn't have enough time.
Click here to see answer by stanbon(26268)

Question 194099: simplify
the square root of 10 - 2/the square root of 10 +3
Click here to see answer by stanbon(26268)

Question 193955: SIMPLIFY
THE SQUARE ROOT OF 10 -2/THE SQUARE ROOT OF 10 + 3 =
Click here to see answer by solver91311(5072)

Question 193963: SIMPLIFY
t*the square root 3*t^2-3*the square root of 7-t^2*the square root of 3-the square root of 49t^2 + 3*the square root of 7
Click here to see answer by RAY100(1637)

Question 194398: x + 1=(square root of x + 43)
Click here to see answer by edjones(3294)

Question 194496: 5x squared + 2x - 3 = 0
I added 3 on both sides.
5x squared + 2x = 3
But i'm a bit lost.
Someone please help me. I'd provide you with a book but we don't use books in my math class.
Click here to see answer by jim_thompson5910(13787)

Question 194465This question is from textbook Algebra I

: (7/x^2-5x)+(3/5-x)=(4/x)This question is from textbook Algebra I

Click here to see answer by RAY100(1637)

Question 194507: x squared - 6x + 3 = 0
Can someone help me please ?
Click here to see answer by RAY100(1637)

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