# 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

## Tutors Answer Your Questions about Square-cubic-other-roots (FREE)

 Question 46882: Multiply the following: (4-sqrt(7) * (3+2sqrt(7) Click here to see answer by gsmani_iyer(180)

 Question 46880: Multiply the following: (4-sqrt(7)) * (3+2sqrt(7)) Click here to see answer by gsmani_iyer(180)

 Question 47081: 3. Simplify: √[121x^12y^16z^6] I can not figure out the xyz part of this. The square root is 11. Thanks Click here to see answer by mathchemprofessor(65)

 Question 47069: simplify the expression sqrt 16*a^4*x^2 i got 4 a^2 x but i was told i was wrong. would it be 4 a^2 |x| ? thank you Click here to see answer by mathchemprofessor(65)

 Question 47284: Simplify the root. Click here to see answer by checkley71(8403)

 Question 47345: 4 square root sign then on inside of sign 81x^4 Click here to see answer by gsmani_iyer(180)

 Question 47354: Multiply then simplify square root of 13* square root of 5 Click here to see answer by Earlsdon(6287)

 Question 47355: I need to solve for x in the following equation... (1-y)^x=.5 Click here to see answer by Nate(3500)

 Question 47347: Evaluate, if possible square root of 4/25 Click here to see answer by mszlmb(115)

 Question 47406: Now I am lost...please help me. Simplify by combining like terms: 63 square root symbol - 2 square root symbol 28 + 5 square root symbol 7 Click here to see answer by elima(1433)

 Question 47492: sq root(3x+1)=sq root(x+4) + 1 Click here to see answer by checkley71(8403)

 Question 47521: using formula sqrt a/b = sqrt a / sqrt b simplify sqrt 10/49 Click here to see answer by stanbon(57219)

 Question 47530: find the area of a box with dimensions sqrt 3 + sqrt 5 (length) and sqrt 3 + sqrt 5 (height) Click here to see answer by stanbon(57219)

 Question 47524: simplify by combining like terms sqrt 63 - 2 sqrt 28 + 5 sqrt 7 Click here to see answer by venugopalramana(3286)

 Question 47517: Evaluate, if possible cube root 8/27 Click here to see answer by checkley71(8403)

 Question 47516: evaluate, if possible sqrt 4/25 Click here to see answer by checkley71(8403)

 Question 47529: divide, rationalize the denominator then simplify 6 - sqrt 20 / 2 Click here to see answer by checkley71(8403)

 Question 47525: multiply then simplify sqrt 13 * sqrt 5 Click here to see answer by checkley71(8403)

 Question 47638: I need help with this problem and I need all the work shown so I can solve others like it. 2-y / 4+ SQrt(y) (2 minus Y over 4 plus the square root of Y) THANKS!! Click here to see answer by gsmani_iyer(180)

 Question 47722: sqrt of x + 4 = 3 Click here to see answer by aaaaaaaa(138)

 Question 47723: sqrt of 4x + 1 + 3 = 0 Click here to see answer by venugopalramana(3286)

 Question 47688: Simplify. Assume that all variables represent positive numbers. Click here to see answer by checkley71(8403)

 Question 47724: sqrt of 2y + 7 + 4 = y Click here to see answer by pizza(14)

 Question 47848: Use the square root property to solve the equation. Click here to see answer by tutorcecilia(2152)

 Question 47842: Simplify. Assume that all variables represent positive numbers. Click here to see answer by tutorcecilia(2152)

 Question 47883: Simplify. Assume that all variables represent positive numbers. Click here to see answer by Nate(3500)

 Question 47981: Can you show me how to factor 8x^3-1 Click here to see answer by Earlsdon(6287)

 Question 48050: Simplify be rationalizing the denominator sqrt(3x/2y Click here to see answer by stanbon(57219)

 Question 48072: Simplify by first converting to rational exponents. Assume that all variables represent positive numbers. Click here to see answer by stanbon(57219)

 Question 48074: Simplify. Assume that all variables represent positive numbers. Click here to see answer by stanbon(57219)

 Question 48060: find the domain of f(x)=7+ sqrt (3x+21), and express it using interval notation. Click here to see answer by stanbon(57219)

 Question 48239: simplify sqrt of 7(9 sqrt of 2 - 3 sqrt of 7) Click here to see answer by stanbon(57219)

 Question 48331: I have had a hard time figuring out this problem. Please help. The problem is the square root of 3 divided by the square root of 3 + the square root of 2. I think that the square roots of t3 can cancel out and the answer be 1/square root of two. Click here to see answer by longjonsilver(2297)

 Question 48580: complete the square, and find the roots of the quadratic equation. x^2 - 2/3x = 0 Click here to see answer by longjonsilver(2297)

 Question 48579: factor the quadratic expression completely, and find the roots of the expression. 135x^2 - 222x + 91 6x^2 - 42x + 72 Click here to see answer by stanbon(57219)

 Question 48578: apply the quadratic formula to find the roots of the given function, and then graph the function. f(x) = x^2 + 4 g(x) = x^2 + x + 12 Click here to see answer by venugopalramana(3286)
 Question 48578: apply the quadratic formula to find the roots of the given function, and then graph the function. f(x) = x^2 + 4 g(x) = x^2 + x + 12 Click here to see answer by tutorcecilia(2152)

 Question 48822: Is all algebra the same. If it is why are they similar. Click here to see answer by checkley71(8403)

 Question 48903: Solve x2+1/x2 when x = 3+ 8^1/2 Click here to see answer by Nate(3500)

 Question 49541: find the pythagorean one of whose member is 10. Click here to see answer by Juhi(44)

 Question 49577: what is 20t=5t^2 Click here to see answer by Osran_Shri(18)

 Question 49723: What is the cube root of 56? Click here to see answer by checkley71(8403)

 Question 49781: simplify the radical expression (sqrt of 3+5)sqrt of 3-3) Click here to see answer by tutorcecilia(2152)

 Question 49775: Please help. Thanks. solve the following equation. Be sure to check your solution. sqrt of x+4=3 Click here to see answer by stanbon(57219)

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