Which Of The Followings Are Rational? 3t\Xb2=12,X\Xb2-7=0,3r\Xb2=18,X\Xb2=150,X\Xb2=9/16,(S-4)\Xb2-81=0

Which of the followings are rational? 3t²=12,x²-7=0,3r²=18,x²=150,x²=9/16,(s-4)²-81=0

 

Answer:

1.)±2

2.)±√7

3.)±√6

4.)±5√6

5.)3/4

6.)s=13, -5

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