What is the product of the radical expression (-5-√3) ^2 ?

Expert Answers

An illustration of the letter 'A' in a speech bubbles


Squaring an expression is the same as multiplying it 2 times.

`(-5-sqrt3) (-5-sqrt3)`

Now use the FOIL method.


Simplify by multiplying and combining like terms.


Raising a square root to the square power results in the expression inside the root.


Add 3 to 25 to get 28.


 `(-5-sqrt3)^2= 28+10sqrt3`


Approved by eNotes Editorial Team