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

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 Algebra: Square root, cubic root, N-th root Solvers Lessons Answers archive Quiz In Depth

 Question 750116: what is the square root of 841 i am stuck i am not getting the answer i am getting 42 an if you got the answer pls tell me th method Click here to see answer by KMST(1855)

 Question 748609: i am having difficulty understanding simplifying plobems such as 3(squarerootof)28. the fewer simple steps the better. thank you for your time Click here to see answer by MathTherapy(1420)

 Question 747402: what is the square root of y to third power? Click here to see answer by checkley79(3039)

 Question 746981: What value of c makes x^2+24x+c contain a perfect square trinomial Click here to see answer by jim_thompson5910(28476)

 Question 746927: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 - 4x - 3 = 0 I got the answer: x = 1 +/- sqrt5/2 *+/- = positive negative *sqrt = square root Thanks again in advance. Click here to see answer by josmiceli(9645)
 Question 746927: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 - 4x - 3 = 0 I got the answer: x = 1 +/- sqrt5/2 *+/- = positive negative *sqrt = square root Thanks again in advance. Click here to see answer by jim_thompson5910(28476)

 Question 746932: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 = 4x - 5 I got the answer: x = 1 +/- i sqrt3/2 *+/- = positive negative *sqrt = square root *i = fake number system was used Thanks again in advance. Click here to see answer by rothauserc(194)
 Question 746932: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 = 4x - 5 I got the answer: x = 1 +/- i sqrt3/2 *+/- = positive negative *sqrt = square root *i = fake number system was used Thanks again in advance. Click here to see answer by Alan3354(30939)
 Question 746932: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 = 4x - 5 I got the answer: x = 1 +/- i sqrt3/2 *+/- = positive negative *sqrt = square root *i = fake number system was used Thanks again in advance. Click here to see answer by josgarithmetic(1467)

 Question 746746: how do you solve the multiplication of the square root 125 times the square root of 125 Click here to see answer by Cromlix(269)

 Question 746042: I have to solve the formula for volume of a cylinder where d=square over 4v divided by symbol pie and h? Click here to see answer by Alan3354(30939)

 Question 743350: Trying to solve 2*sqrt(x-3)=6 tried squaring both sides and came up with 2*x-3 = 6^2 that divided out to X=21 tried checking the answer but it does not work. Is this equation not solvable? Thank you.. Click here to see answer by mananth(12270)

 Question 742662: 5/sqrt( 10x ) Please help me rationalize the denominator to simplify this! Can you tell me how? I answered the question and already got it wrong, I am just reviewing. Thank you so much I REALLY appreciate it! Click here to see answer by stanbon(57214)

 Question 741952: 8 devided by the square root of 3 Click here to see answer by stanbon(57214)

 Question 740163: what is the square root of 600a over 4b cubed? and can you please show the work so i can see how you got the answer? please and thank you. Click here to see answer by rothauserc(194)

 Question 740065: thirty times the square root of a non zero number is equal to 8 times the number. Click here to see answer by MathLover1(6611)

 Question 739957: I need help! what does x to the power of minus 3 equal? and how do i work it out?! Click here to see answer by josmiceli(9645)

 Question 739760: I don't know how to solve this. b^2-5=-8 What is the square root if it can't be negative? Click here to see answer by Edwin McCravy(8879)

 Question 737606: I am dying here!! I have negative three-fifths cubed. The other one that I'm stuck on is the fourth root of 256 over 81. I am not good at math. Click here to see answer by josgarithmetic(1467)

 Question 737082: Hello, I need to know what is the square root of 36. I really don't understand how to solve this math problem. Click here to see answer by josgarithmetic(1467)

 Question 736506: Please show work. (1.2)sq root + (2.8)sq root =3.1. How do yu calculate to get the answer 3.1This is what i did 1.2 x1.2= 1.44 2.8 x 2.8 = 7.84 1.44 + 7.84 = 9.28 here is where i am not sure how to get to the answr which is 3.1 Click here to see answer by josgarithmetic(1467)

 Question 736492: Please show work- (1.2)2 + (2.8)2= 9.28(2)=3.1 I am not sure how to compute 9.2 sq to equal 3.1 Click here to see answer by stanbon(57214)

 Question 736035: what is the square root of 3 times the cube root of nine? 3 to the 1/2 times 9 to the 1/3? I don't see how the exponents are manipulated to yield the answer 9 to the 7/12! Click here to see answer by htmentor(788)

 Question 735817: The average time it takes the computer to execute one instruction is measured in picoseconds. There are 3.6 * 10^15 picoseconds per hour. What fraction of a second is a picosecond ? Please respond as soon as possible this problem is due tomorrow, thank you for your time! Click here to see answer by Alan3354(30939)

 Question 735632: What is the square root of 3 minus the square root of 6 over the square root of 3 plus the square root of 6. Click here to see answer by solver91311(16868)

 Question 734430: square root of 5 (3 square root of 5+square root of 2) Click here to see answer by lynnlo(4155)

 Question 734375: solve the equation: x - 2 sqrt of x = 8 Click here to see answer by nerdybill(6948)

 Question 734378: Find two roots of (x-30^2=25 without changing (x-3)^2 to a trinomial. Click here to see answer by stanbon(57214)

 Question 733824: what are all of the square roots of 100: Click here to see answer by Edwin McCravy(8879)

 Question 733715: How do I find the square root of 16 without using a calculator? So far, I know that 4x4 =16. Click here to see answer by lynnlo(4155)

 Question 732701: Im not sure what is the square root of 147 Click here to see answer by solver91311(16868)

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