14 Answered Questions for the topic Radical

11/13/20

#### 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...
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11/13/20

#### 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

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...
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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

11/13/17

#### 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

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

10/05/15

#### 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...
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