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 128464: Divide. Then simplify by taking roots, if possible. Assume that all expressions under radicals represent positive numbers.
sqrt ( 6a ) / sqrt ( 3a )
Click here to see answer by checkley71(8405)

Question 128789This question is from textbook Intermediate Algebra

: I'm having a really hard time trying to figure this one out, all of my pencils are now eraserless because of this problems :( Lol. I appreciate your help in advance, Thank you!
sqrt 98x^5 - 2x sqrt 18x^3This question is from textbook Intermediate Algebra

Click here to see answer by stanbon(26297)

Question 129108: Please help me. I'm trying to help my daughter with her homework but I dont understand nothing if you can please help me with one problem by explaining how to do it it will be greatly appreciated. You have to rewrite the expression in lowest terms with the radical in the numerator. the first one is 6 over a line with a what looks like a division sign with a ten under it

Click here to see answer by stanbon(26297)

Question 129148: The square root of 5 more than twice a number is 7. Find the number.
Click here to see answer by Construe(3)

Question 129283: Can anyone help with this problem. Any help would be great. thanks.
sqrt10(sqrt x + sqrt 20)
Click here to see answer by stanbon(26297)

Question 129384: Could use any help available. Thanks
(1-10i)-(3+2i)+(2+13i)
Click here to see answer by stanbon(26297)

Question 129386: Could use any help available. Thanks
5i/3-i
Click here to see answer by stanbon(26297)

Question 129482: 1.square root of 20 + square root of 80
2. square root of 12 - 2 square root of 3
3. sqare root of 28 - square root of 62
4. 3/square root of 6
5. square root of 24+ square root of 54+ 8 square root of6
6. square root of 32 + 2 square root of 2
Click here to see answer by checkley71(8405)

Question 129529This question is from textbook introductory and intermediate algebra
: i think i know how to simplify radicals as in the square root of 80 simplify is 4 times the square root of 5. that i can do
but this problem is confusing me and i don't know why. (i think i'm just having a "brainfart")

the problem:
simplify the cubed root of 54

thanks for any help!!!
angelaThis question is from textbook introductory and intermediate algebra

Click here to see answer by josmiceli(3013)

Question 129655: we are to solve the following algebraically. I am not sure how to type this out for you but It is a fraction, so there is no division.

A) 1/4=3-2x-1/x+2 The work I have done on it is 1/4=3/1-2x-1/x+2 =
1/4=(3/1)(x+2/x+2)-2x-1/x+2 = 3x+6/x+2-2x-1/x+2 1/4 = x+5/x+2
B)x^3/2=125
c) 3 cuberoot of x-4=2
Click here to see answer by Edwin McCravy(2922)

Question 129860: Add. Simplify by collecting like radical terms if possible.
root( 3, 180 )+ root (4, 45 )
Click here to see answer by rapaljer(3625)

Question 129859: Multiply.
(sqrt( 3+1 ))(root (6, 3+1))

Click here to see answer by rapaljer(3625)

Question 130085: Hi!
I am having trouble with Addition and Subtraction of Radicals. This is a problem that I have been stuck on I hope you can help me figure it out. Thank you. Micha Mesure
Radical 8x^4- radical 50x^2 +3 radical 32x^4

Click here to see answer by jim_thompson5910(13794)

Question 130102: A rectangle is 7 cm wide and 10 cm long. Find the length of a diagonal of the rectangle.
Click here to see answer by oscargut(682)

Question 130100: A rectangle is 7 cm wide and 10 cm long. Find the length diagonal of the rectangle
Click here to see answer by jim_thompson5910(13794)

Question 130137This question is from textbook Introductory Algebra
: I need help with the following question:
Between what two consecutive integers is sqrt78?
Thanks!!!!!This question is from textbook Introductory Algebra

Click here to see answer by stanbon(26297)

Question 130139This question is from textbook Introductory Algebra
: Can you please help me with this problem:
sqrt 2^109 sqrt x^306 sqrt x^11
Thanks in advance!This question is from textbook Introductory Algebra

Click here to see answer by stanbon(26297)

Question 130155: (square root 13 + square root z) (square root 13 - square root z)
Click here to see answer by jim_thompson5910(13794)

Question 130155: (square root 13 + square root z) (square root 13 - square root z)
Click here to see answer by stanbon(26297)

Question 130152: square root x + 63 + 9 = x
Click here to see answer by jim_thompson5910(13794)

Question 130167:
I have a worksheet that I am having trouble with. It says:
Simplify: Radical 75a^2b^3c. (Use absolute value wymbols if necessary.) The answer I ave came up with is 5/a/b radicala*radical c
Click here to see answer by checkley71(8405)

Question 130154: square root 24a2b over c2
Click here to see answer by checkley71(8405)

Question 130149: 6 square root 12 over 3 square root 6
Click here to see answer by MathLover1(1183)

Question 130279:
square root of 250 m to the third n to the second
Click here to see answer by checkley71(8405)

Question 130280: 4 over the square root of 2x
Click here to see answer by ilana(236)

Question 130519This question is from textbook Introductory Algebra
: I need helping solve this equation:
(12 over sqrt 5x + 6) = (sqrt 2x +5)
Thanks!This question is from textbook Introductory Algebra

Click here to see answer by edjones(3299)

Question 130537This question is from textbook Introductory Algebra
: I'll try one more time...
12/sqrt(5x+6) = sqrt(2x+5)
Thanks!
This question is from textbook Introductory Algebra

Click here to see answer by oscargut(682)

Question 130461This question is from textbook Introductory Algebra
: The problem states to rationalize the denominator.
The sqrt of 2 - 4/z^2 + 2/z^4
I came up with (z^2 - 1) * sqrt of 2 over z^2
Any help would be greatly appreciated. Thanks!This question is from textbook Introductory Algebra

Click here to see answer by Edwin McCravy(2922)

Question 130787:

3y sqrt 4y^2- sqrt 16y^4+ sqrt18y^3 =3 sqrt2-4y sqrt3
I think I got this one right!!!
Click here to see answer by checkley71(8405)

Question 130772:
Solve.
sqrt( 7x+46 ) = x + 4
Click here to see answer by checkley71(8405)

Question 130957: Let me try this again
+ and - radicals
3 sqrt 2y^3 - 5y sqrt 2y + 12 sqrt 8y^3
=3*2y sqrt y - 5y*2y + 12 * sqrt 2*2*2*y*y*y
= 6y sqrt y - 10y + 12*2y sqrt 2y
= 4y sqrt y + 24 sqrt 2 y
Click here to see answer by Earlsdon(4900)

Question 130964: I have a problem... I've solved this problem by rationalizing radicals (conjugation), and I think my result is 4, but in the answer sheet I've got, it says the result is 3.8 can you help me?
The next addition...

is equal to:
a. 3
b. 3.8
c. 4
d.4.6
Click here to see answer by jim_thompson5910(13794)

Question 130991: Write the expression in radical form. Assume that all variables represent positive real numbers.
(13s^2t)2/5 The 2/5 is a fraction. Thank you!
Click here to see answer by checkley71(8405)

Question 131032This question is from textbook algebra
: I think I got half of this problem, the question is: Solve each of the following. Express irrational solutions in simplest radical form. If it has no solution write "no solution". The problem is: x^2=225
What I got for this was; x= 15, but I think there is another one. Please and Thank You=)This question is from textbook algebra

Click here to see answer by pug912(10)

Question 131043:

"Bob takes 7 hours to mow his lawn. Sally mows the same lawn in 4 hours. How long will it take them together.?
What is the formula to solve this question?"

Click here to see answer by checkley71(8405)

Question 131045: I am getting conflicted on how to figure this problem. I hope I entered it correctly.
Multiply
(3square root of 7 -6 square root of3)(4 square root of 7 + 8 square root of 3)

Click here to see answer by Earlsdon(4900)

Question 131037: If you cut out the largest possible circular pie crust from a square piece of dough that is d inches on a side, what is the area of the remaining dough?
If you take this remaining dough and reshape it into a new circle to make a second pie, what is the diameter of the second pie?

Click here to see answer by checkley71(8405)

Question 130968: I need to find the rational exponent equation L = 2.43*W^0.3326 to estimate the wingspan L in feet fo the bird. Weighs W pounds I need to include the wingspan of a peacock 6Ft. and weight of 13 pounds. How would I work this problem correctly?
Click here to see answer by checkley71(8405)

Question 131068: 4 times the square root of 180
Click here to see answer by checkley71(8405)

Question 131096: cube root(x-6)=2
Click here to see answer by fners(16)

Question 131100: Simplify:
Click here to see answer by checkley71(8405)

Question 131097:
Reduce, rationalize the denominators if need be.
Click here to see answer by checkley71(8405)

Question 131141: Please help me! It asks to express irrational solutions in simplest radical form.
The problem is 3n^2-75=0
What I got for this was n^2=25 I am not sure if it's correct
Please and Thank You=)
Click here to see answer by Earlsdon(4900)

Question 131144: Please help me! It asks to express irrational solutions in simplest radical form.
The problem is (n-5)^2=20
Please and Thank You=)
Click here to see answer by jim_thompson5910(13794)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960