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14 Answered Questions for the topic Radical

Radical Math Exponents

13d

Why it shows me Error when calculating sqrt (-1) ?

When I calculate the value of (-1)1/2 the answer is -1but when I do the same thing but with radical √-1 the answer is error ?!!since the radical √ is to the exponent to 1/2 in case of square root... more
Radical Math Exponents

13d

Why it shows me Error when calculating sqrt (-1) ?

When I calculate the value of (-1)1/2 the answer is -1but when I do the same thing but with radical √-1 the answer is error ?!!since the radical √ is to the exponent to 1/2 in case of square root... more

01/14/20

Simplifying Radicals

6 . 3+√7
Radical

09/02/18

for h (x) = ^3 Radical (X^2 + 9) define two functions f(x) and g(x)...

for h(x) = ^3 Radical (X^2 + 9) define two functions f(x) and g(x) such that h is the composite of f and g; in other words decompose h into f and g so that h(x)=f(g(x))   -h(x) = (x^2 + 9) is... more
Radical Exponents

08/22/18

Simplifying Radicals (help!)

(3sqrt(x^2)y^3)/(x^2)sqrt(y) Rewrite in terms of fractional exponents and simplify

06/25/18

How do I simplify

\sqrt{8^3y^5}\sqrt{2^8y}

state the restrictions on the variable. Then express each as a mixed radical of √180x^4

i found 6x2 √5 , but i cannot find the restrictions? If anyone can help me with this ive been stuck on this question.  Thank you
Radical Algebra

03/02/17

Polynomial function of a radical

(4x^2)+2x+26

01/05/17

simpify this radical

explian how to do  the cubed root of -125x^4y^6 walk me through it and explain how to get the answer. 
Radical

07/05/16

Radical equation

Hi, im having troubling solving : √8-x2 + x=0    ** 8-x2 is all under one radical. The + x is not part of the radical**
Radical Quadratic

03/12/16

How to solve quadratic equation with a radical ?

Hi, the equation I need help with is : √2x2  — 3x + √2 =0 

01/25/16

solving an equation with a radical

solve the equation: the square root of x+2 - the square root of 2x+3 = -1

01/25/16

solving an equation with a radical

what are the solutions to the equation: the square root of x+5 + the square root of x-5 = 10

I don't understand :/ ?

So the problem I have is (x-4)2/3=100. I used the "help me solve this" feature and it gave me:   ((x-4)2/3)3/2=+-(100)3/2   and that gave me:   x-4=+-1000     I know how you got x-4 by... more

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