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

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Question 216485: what is the square root of 675 expressed in the simplest radical form?
Click here to see answer by jsmallt9(3758) About Me 

Question 217286: %286%2Bsqrt%28-3%29%29%282-sqrt%28-6%29%29

Perform the operation and write the result in standard form

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Question 217338: simplify the expression
(16)^1/2

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Question 217657: sixth root of 20
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Question 217864: What is the x-intercept for the function y=√x+1 note that the +1 would not be under the square root symbol.
Click here to see answer by Alan3354(69443) About Me 

Question 217924: There is a plus sign over a minus sign in front of the square root symbol - I do not remember this sign, what does it mean? The problems go from simple - plus/minus square root of 25 to asking when to use the symbol. Thank you.
Click here to see answer by RAY100(1637) About Me 

Question 218124: A 20 in (on the diagonal) TV has a width of 16 in. What is the height?
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Question 218124: A 20 in (on the diagonal) TV has a width of 16 in. What is the height?
Click here to see answer by MathTherapy(10551) About Me 

Question 218122: Add. Simplify by collecting like radical terms if possible.
9(sqrt of 80) + 8 (sqrt of 125) = ?

Click here to see answer by RAY100(1637) About Me 
Question 218122: Add. Simplify by collecting like radical terms if possible.
9(sqrt of 80) + 8 (sqrt of 125) = ?

Click here to see answer by drj(1380) About Me 

Question 218148: The formula r = 2(sqrt of 5L) can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid going 50 miles per hour?
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Question 218156: Simplify by factoring the squart root of 1125x^4.
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Question 218706: x^2-8x+32=0
Click here to see answer by drj(1380) About Me 

Question 218768: What is 4 square root of 12 + 5 square root of 27?
Click here to see answer by chibisan(131) About Me 

Question 218846: factor 27x3 + 125
sum of cubes

Click here to see answer by rapaljer(4671) About Me 

Question 219038: Grade the following problem:;
Perform the indicated operations:
√[50] + 2√[32] – √[8]
=sq rt [(5)(10)] +2 sq rt [(8)(4)- sq rt [(2)(4)]
=sq rt [5]sq rt [10]+2 sq rt[4] sq rt[4] –sq rt[2] sq rt[4]
=(5+2)sq rt[10]
=7 sq rt[10]

Click here to see answer by checkley77(12844) About Me 

Question 219024: What is the sixth root of 225?
Click here to see answer by rfer(16322) About Me 

Question 219417: how do you simplify
10square root of 84 over 4
would it be 10 square root of 4 and the square root of 21
I got this solution by using the quadratic formula im just not sure if im simplifying right

Click here to see answer by rapaljer(4671) About Me 

Question 220281: Multiply ( √(3x) - √2)2
assume all variables represent positive numbers

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Question 220328: Simplify: x times the square root of twelve, all over the square root of four x to the fourth power.
Click here to see answer by user_dude2008(1862) About Me 

Question 220390: 4 multiplied by the square root of 18
Click here to see answer by checkley77(12844) About Me 

Question 220961: what is the square root of 1/81
Click here to see answer by Alan3354(69443) About Me 

Question 220830: Write each product of primes factors, thin simplify. Give answers in simplifiied radical form.
3root of 135

Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 221079: why is the spuare root of -49 and the square root of 49 with the negative sign outside the radical sign not equal?
Click here to see answer by rapaljer(4671) About Me 

Question 221268: One eigth of the square root of 7 less than a number is 2. What is the number?
Click here to see answer by checkley77(12844) About Me 

Question 221427: (ax+by)^2 +(bx-ay)^2
Click here to see answer by rapaljer(4671) About Me 

Question 222079: square root of 108x^2y^5
Click here to see answer by checkley77(12844) About Me 

Question 222738: square root of 72x^2 y^3
please help, im stuck.
thank you.

Click here to see answer by stanbon(75887) About Me 
Question 222738: square root of 72x^2 y^3
please help, im stuck.
thank you.

Click here to see answer by jim_thompson5910(35256) About Me 

Question 222696: how do you do the square root of 18 plus 2 times the square root of 80
Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 222782: I need to simplify radicals
25 square root 24 divided by 5 square root 2

Click here to see answer by rapaljer(4671) About Me 

Question 223169: please help me solve simplify: sqrt+%2840x%5E2%29+%2A+sqrt+%2810x%29+
Click here to see answer by jim_thompson5910(35256) About Me 
Question 223169: please help me solve simplify: sqrt+%2840x%5E2%29+%2A+sqrt+%2810x%29+
Click here to see answer by Edwin McCravy(20054) About Me 

Question 223222: Write cube route of 16 in the form 2 to the k, k E Q
Click here to see answer by jim_thompson5910(35256) About Me 
Question 223222: Write cube route of 16 in the form 2 to the k, k E Q
Click here to see answer by Edwin McCravy(20054) About Me 

Question 223215: please help me solve simplify: +sqrt+%282ab%5E2%29+%2A+sqrt+%2814ab%5E2%29+
Click here to see answer by drj(1380) About Me 
Question 223215: please help me solve simplify: +sqrt+%282ab%5E2%29+%2A+sqrt+%2814ab%5E2%29+
Click here to see answer by MathTherapy(10551) About Me 

Question 223354: What is the derivative of a + 15 over the square root of a?
Click here to see answer by stanbon(75887) About Me 

Question 224648: I need help with this equation:
Between what two consecutive integers is each square root?
√28= 5.29 i solved the square of that but I'm stuck on the two consecutive integers.
Thanks

Click here to see answer by checkley77(12844) About Me 

Question 224795: What is the square root of (3 x 180 x 270), how do do you work it out without a calculator??
Click here to see answer by Alan3354(69443) About Me 

Question 225122: 6+sqrt%28a%5E5b%29%2F+sqrt+%284a%5E2b%5E3%29
Click here to see answer by checkley77(12844) About Me 

Question 225115: how do you combine the square root of x times the square root of x?
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Question 225140: %284%2Asqrt%283%29-3%2Asqrt%282%29%29%2A%285%2Asqrt%283%29%2B3%2Asqrt%282%29%29
Click here to see answer by LtAurora(115) About Me 

Question 225166: %284+sqrt+3-3+sqrt+2%29+%285+sqrt+3%2B3+sqrt+2%29
Click here to see answer by LtAurora(115) About Me 

Question 225244: -2t^2*2t^3
Click here to see answer by chibisan(131) About Me 

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