Simplify by factoring :  √(x^18 )  

Simplify by factoring:  √(20x^2 )  

Solve for y: √(y-5 )=21  

Solve for x: √(x+7)=x-5  

Solve for x: x+4=4√(x+1)

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1 Answer

x^18^1/2=x^9

.......................
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