Find Positive Square Root of 30

In summary, the conversation is about finding the positive square root of a given expression, but it is pointed out that the expression is negative and therefore does not have a real square root. The user is also reminded to show their progress when asking for help.
  • #1
xclusivzik
2
0
find the positive square root of
70-20\sqrt{30}
 
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  • #2
Hello and welcome to MHB! :D

We ask that our users show their progress (work thus far or thoughts on how to begin) when posting questions. This way our helpers can see where you are stuck or may be going astray and will be able to post the best help possible without potentially making a suggestion which you have already tried, which would waste your time and that of the helper.

Can you post what you have done so far?
 
  • #3
i reached a quadratic equation that is kind of my dead end

B square +170b-3000=0
 
  • #4
xclusivzik said:
find the positive square root of
70-20\sqrt{30}
Are you sure that you have stated the problem correctly? The number $70 - 20\sqrt{30}$ is negative, so it does not have a real square root, positive or negative.
 

FAQ: Find Positive Square Root of 30

What is the square root of 30?

The square root of 30 is approximately 5.477.

What is the positive square root of 30?

The positive square root of 30 is 5.477.

How do you find the positive square root of 30?

To find the positive square root of 30, you can use a calculator or the long division method. The answer will be 5.477.

Is 5.477 the only possible positive square root of 30?

Yes, 5.477 is the only possible positive square root of 30. This is because the square root of a number is always positive.

Why is it important to find the positive square root of 30?

Finding the positive square root of 30 can be important in solving mathematical equations and in understanding geometric concepts such as area and perimeter of shapes.

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