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what is the answer to a^2=28

 May 28, 2015

Best Answer 

 #1
avatar+4709 
+10

To solve this you need to find the inverse.

 

This inverse of squaring is square root.

So the square root of 28=a

 

$${\sqrt{{\mathtt{28}}}} = {\mathtt{5.291\: \!502\: \!622\: \!129\: \!181\: \!2}}$$

 

A= 5.29     ...Or that to be precise.

 May 28, 2015
 #1
avatar+4709 
+10
Best Answer

To solve this you need to find the inverse.

 

This inverse of squaring is square root.

So the square root of 28=a

 

$${\sqrt{{\mathtt{28}}}} = {\mathtt{5.291\: \!502\: \!622\: \!129\: \!181\: \!2}}$$

 

A= 5.29     ...Or that to be precise.

MathsGod1 May 28, 2015
 #2
avatar+33603 
+5

Note that there are two possible answers: a = ±√28

.

 May 28, 2015

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