Questions on Algebra: Square root, cubic root, N-th root answered by real tutors!

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Question 408688: can someone please help me uderstand how to do this. thank you for your time
value of the discriminant 18 x^2+2x+12=0
Click here to see answer by robertb(5830)

Question 408806: log(base 3)(x-5)+ log(base 3)(x+3)=2
Click here to see answer by scott8148(6628)

Question 408586: What is 9 times the square root of 3 in simplest radical form?
Click here to see answer by ewatrrr(24785)

Question 408332: cube root (x^2y^4) x cube root (x^4y^10)
i got : x^2 cube root(y^10) is this correct
Click here to see answer by jsmallt9(3758)

Question 409174: Is 9 and 100 the only factors for 1800? I need to factor the radicand using perfect square factors..√1800
Click here to see answer by Jeef Gorrdon(26)

Question 409863: what is the simplified form of the expression of the square root of 24 times the square root of 30
Click here to see answer by fractalier(6550)

Question 410299: square root of x+2 = 4 square root of x. I know the answer is 2/15 but I do not know how to solve this equation.
Click here to see answer by jsmallt9(3758)

Question 410856: Please help me simplify this expression:
Click here to see answer by richard1234(7193)

Question 410856: Please help me simplify this expression:
Click here to see answer by stanbon(75887)

Question 411216: Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50 inches. Thw formula for the perimeter of a rectangle is P=2L+2W. Set up an equation for the perimeter involving only L, the length of the rectangle. Solve this equation algebraically to find the length of the rectangle. Find the width as well.
Click here to see answer by rfer(16322)

Question 411591: Write each of the following square roots in the form a√b where a and b are integers and b has the least value possible.
These are all square roots.
360
40
240

Click here to see answer by jjordan95(63)

Question 412044: What is n?

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Question 411562: Determine the values of the variable for which the expression is defined as a real number.
square root of 16-9x^2
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Question 412076: what is 5 5th roots of 3 plus the fifth root of 729?
Click here to see answer by Alan3354(69443)

Question 412305: Please help me out!
5square root 4x-7=5square root8x+41
Click here to see answer by stanbon(75887)

Question 412305: Please help me out!
5square root 4x-7=5square root8x+41
Click here to see answer by mananth(16946)

Question 412387: Hello...
I am trying to figure out what q is when 0 = -2q^2 + 820q - 8000
I can see that i need to add 8000 to both sides...
-2q^2 + 820q = 8000
but then i am not sure where to go from here... what are the rules for this? thanks!
Click here to see answer by mananth(16946)

Question 412302: Help is needed!
square root of 7x+36=x+4
Click here to see answer by ewatrrr(24785)

Question 412955: Not sure what this would be under
the question is: the pi symbol over 0
it's some sort of fraction
Click here to see answer by richard1234(7193)

Question 413299:

Please show me how to solve these types of problems, thank you!
Click here to see answer by richard1234(7193)

Question 413963: 16/9 is equal to:
a.1 6/9
b 7/9
c. 12/3
d. 1 7/9

Click here to see answer by Alan3354(69443)

Question 414017: Can you help me with this :
y=3x+15
2x-3y= -17
Click here to see answer by ewatrrr(24785)

Question 414009: i need help with square roots etc.
Click here to see answer by solver91311(24713)

Question 413843: what is the solution to 3 square root 75 + 9 square root 108?
Click here to see answer by jsmallt9(3758)

Question 414495: sqrt -98 and sqrt -50
Click here to see answer by jsmallt9(3758)

Question 415209: find a number between 3/7 and 5/11
Click here to see answer by josmiceli(19441)

Question 415209: find a number between 3/7 and 5/11
Click here to see answer by MathLover1(20849)

Question 415357: Find the sum and product of roots.
3x^2-5x+7=0
Click here to see answer by ewatrrr(24785)

Question 415503: Solve for x: √(x+7)=x-5 please show work
Thanks.
Karyn
Click here to see answer by sudhanshu_kmr(1152)

Question 415503: Solve for x: √(x+7)=x-5 please show work
Thanks.
Karyn
Click here to see answer by mananth(16946)

Question 415526: Simplify
(-4- square root of negative 3) (-4+ square root of negative 3)
Click here to see answer by josmiceli(19441)

Question 415707: Use the different of two squares formula to factor. Be sure to factor out any common factor
6. y ^2-49
8. 4x^2-25
Can yoyu help me factor these two questions using the two square formula to factor.
Click here to see answer by htmentor(1343)

Question 415879: 3sqrt x - 5 = 3 The first three is an exponent.

Click here to see answer by jim_thompson5910(35256)

Question 415885: 3 sqrt x - 5 = 3 The first three in the problem is exponential.

Click here to see answer by solver91311(24713)

Question 415885: 3 sqrt x - 5 = 3 The first three in the problem is exponential.

Click here to see answer by MathLover1(20849)

Question 416044: Hello!
I am having trouble with my algebra homework. On one of the equasions we need to figure out, we need to find the square root of both the numbers 2 and 72. It cannot be in decimal form, and must be in a fraction. Please help me figure it out, and explain how you got the answer so I will be able to do this on the test on Thursday. Thanks so much for your help!
Click here to see answer by stanbon(75887)

Question 415596: i need help!
Click here to see answer by richard1234(7193)

Question 416310: Suppose that the area of a square is 3. Find the length of a side.
Click here to see answer by josmiceli(19441)

Question 415764: Solve for x: √(x+7)=x-5
Click here to see answer by jsmallt9(3758)

Question 416287: Simplify square root of x^2+2x+1
Click here to see answer by jsmallt9(3758)

Question 416590: I am struggling with square roots. What is the SR of (R+3) squared?

Click here to see answer by jim_thompson5910(35256)

Question 416912: what is the square root of 4/81 simplified?

Click here to see answer by htmentor(1343)

Question 416965: how to factorize 36x^3y - 225xy^3
50a^3 - 18ab^2
(i)=
=
=

(ii)=
=
=

Click here to see answer by dnanos(83)

Question 416934: Square root of a^3b divided by square root of a^2b^2
Click here to see answer by checkley79(3341)

Question 417317: Could you please help me reduce this equation?

Click here to see answer by scott8148(6628)

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, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380