Question

p(x) = 3x² - 1
and x = 1/√3

Answer 1

Answer:

p(x)=0

pls refer my attachment:

hope it helps...

Answer 2

p(x)=3x^2-1

p(1/root3)=3(1/root3)^2-1

p(1/root3)=3(1/3)-1

p(1/root3)=3×1/3-1

p(1/root3)=1-1

p(1/root3)=0