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Answer 1

1. x= 1/√3

p(x) =3x2 - 1

p(x) =1/√3

p(1/√3) = 3(1/√3) 2 - 1

p(1/√3) = 3(1/3) -1

p(1/√3) =1-1

p(1/√3) =0

2. x= 2/√3

p(x) = 3x2 - 1

p(2\√3) = 3(2/√3)2 -1

p(2/√3) = 3(4/3) -1

p(2/√3) = 4-1

p(2/√3) = 3