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

Tutors Answer Your Questions about Radicals (FREE)

Question 166539: the square root of 4e^3g x the square root of 6eg^2
Click here to see answer by Alan3354(69443)

Question 163585: I know I have to rationalize the denominator, im just not sure how it works with a square root and real number. Help, please! Thanks, Elizabeth.
11
-------
√7 + 8
and
3
--------
2√5 - √7

Click here to see answer by Alan3354(69443)

Question 166708: Find the dimensions of a rectangle (a) with the greatest area whose perimeter is 30 feet.
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Question 166804: Can someone help
the hypotenuse of a right triangle is 2.5 units long. The longer leg is 1.3 units longer then the shorter leg. Find the lengths of the sides of the triangle.
Click here to see answer by ankor@dixie-net.com(22740)

Question 166893: 3 √13/3
Simplify: 3 ( square root of 13 over 3)
This is the same question. Just wasnt sure about the best way to present it.
Click here to see answer by Alan3354(69443)

Question 166893: 3 √13/3
Simplify: 3 ( square root of 13 over 3)
This is the same question. Just wasnt sure about the best way to present it.
Click here to see answer by MRperkins(300)

Question 166921: Graph the function f(x)=x^3-4
Click here to see answer by oscargut(2103)

Question 167087: i need help with simple radical forms. with no radicals in the denominator.
my teacher does not make any sense, and i am an only child, and my parents are away all the time.
example: 3 times the square root of 5 divided by the square root of 9
Click here to see answer by nerdybill(7384)

Question 167195: (3 + sqrt32)-(4 - sqrt18)
Click here to see answer by checkley77(12844)

Question 167316: sqrtof 9x+81=x+5
not sure how to solve...please help
Click here to see answer by jim_thompson5910(35256)

Question 167316: sqrtof 9x+81=x+5
not sure how to solve...please help
Click here to see answer by ankor@dixie-net.com(22740)

Question 167305: f=1/2pi*sqrt of LC if L=6.224*10^-5 and C=4.1*10^-10. Solve for f
So far, all I've been able to establish is LC=2.55184*10^-15...is this correct and how do I solve the rest?
Click here to see answer by Fombitz(32388)

Question 167470: Please help . and show work . solve equation with radicals
k = square root of k^2 - 5k -15
Click here to see answer by oscargut(2103)

Question 167504: Another solving equations with radicals, please show work, Thank You
square root of x+2 then -2=x
Click here to see answer by midwood_trail(310)

Question 167503: Please help solve with radicals, Thank You, and please show work
square root of 5x+11= x+3
Click here to see answer by sowmya(32)

Question 167725: Perform the indicated operations:
4√[50] + √[32] � √[18]

Click here to see answer by jim_thompson5910(35256)

Question 167727: Multiply:
(5√[3] + √[5])(√[3] � 2√[5])

Click here to see answer by jim_thompson5910(35256)

Question 167726: Rationalize the denominator:
7/√[3] � √[2]

Click here to see answer by nerdybill(7384)

Question 167726: Rationalize the denominator:
7/√[3] � √[2]

Click here to see answer by CeCe_101(1)

Question 167726: Rationalize the denominator:
7/√[3] � √[2]

Click here to see answer by jim_thompson5910(35256)

Question 167724: Simplify:
√[121x^12y^16z^6]

Click here to see answer by jim_thompson5910(35256)

Question 168091: Evaluate √9/16(fraction), if possible.
Click here to see answer by jojo14344(1513)

Question 168089: Simplify √75 - √3
Click here to see answer by checkley77(12844)

Question 168292: [SQRT(x + 7)] - 2[SQRT(x)] =-2
I know x = 9
but I am not sure how to get there.
How tall is a stack of cube-shaped blocks whose volumes are 375 cubic inches, 648 cubic inches and 1,029 cubic inches?
A. 10 cubert(3)
B. 6 cubert(3)
C. 3 sqrt(3)
D. 4 sqrt(3)
E. 9 sqt(3)
F. 18 cubert(3)
Click here to see answer by Alan3354(69443)

Question 168330: problem states: 3X+4Xsquared divided by X to the negative 2/3 power. please show how to remove the -2/3 power of X that is in the denominator.
Click here to see answer by Mathtut(3670)

Question 168747: Simplify.
√28a�
------
√7
Click here to see answer by jim_thompson5910(35256)

Question 168748: Simplify. Assume x represents a positive number.
√175x<--to the 4th power
Click here to see answer by jim_thompson5910(35256)

Question 168749: Solve h = √3pq for p.
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Question 168751: The base of a ladder is 10 ft away from the wall. The top of the ladder is 11 ft from the floor. Find the length of the ladder to the nearest thousandth.
Click here to see answer by checkley77(12844)

Question 168951: Where appropriate, round to three places.
A car dealer advertised a big sale by stretching a string of banners from the top of the building to the edge of the driveway. If the building is 16m high and the driveway is 31m from the building, how long is the string of banners?
Click here to see answer by Alan3354(69443)

Question 169034: What is the square root of 13?
Click here to see answer by Alan3354(69443)

Question 169035: What is the exact value of this expression. sec^2 50�- tan^2 50�
Click here to see answer by nerdybill(7384)

Question 169165: RADICAL 8* RADICAL 20
Click here to see answer by rra0917(1)

Question 169275: a. Solve the equation w=cr^-2 for r.
Click here to see answer by ankor@dixie-net.com(22740)

Question 169345: Find the distance between (-3,2) and (1,4). Please show work.
Click here to see answer by Alan3354(69443)

Question 169344: Simplify.
2√12 + 4√27
Click here to see answer by Alan3354(69443)

Question 169343: Which two expressions are equivalent?
√-49,-7,-√49
Click here to see answer by Mathtut(3670)

Question 169550: sqrt56+ sqrt126
Click here to see answer by midwood_trail(310)

Question 169549: 12/ sqrt3-1
Click here to see answer by midwood_trail(310)

Question 169549: 12/ sqrt3-1
Click here to see answer by Mathtut(3670)

Question 169711: Please help...
multiply and simplify
(1 + square factor 3)^2
please show me how to work this out...
Thank you
Click here to see answer by jim_thompson5910(35256)

Question 169712: Help me please!!!
multiply and simplify
(square factor 2x + Square factor 3y) (square factor 2x - square factor 3y)
Please show me how to work this one out... Thank you very much!!!
Click here to see answer by Mathtut(3670)

Question 169707: Please help me!!!
Multiply & Simlify
(3 + Square 2) (4 + Square 3)
Please help walk me through the steps of this problem...
Click here to see answer by stanbon(75887)

Question 169708: Please help me!!!
square factor 3 (2-3 Square factor 2)
Please show me how to work this problem out...
thank you so much!!!
Click here to see answer by jim_thompson5910(35256)

Question 169713: Help Help Help
Rationalize each denominator
3 square factor -3/50
Please show me how you get this answer
Click here to see answer by midwood_trail(310)

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