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I need help please?!!!!!

I need help please?!!!!!-example-1

2 Answers

3 votes
you know the square of 11 is 121 and that symbol means square root and square root of 121 is 11
User AndersTornkvist
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3 votes

Answer:

b)11

since 11^2 is 11*11 = 12

and when you take the square root of 121

we get 11

(in b- √11^2) , it cancels out the square

square root cancels square since they perform opposite functions

User Anomaly
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