У вашего броузера проблема в совместимости с HTML5
Which of the following expressions are polynomials in one variable and which are
not? State reasons for your answer.
(i) 4x^2 -- 3x + 7
(ii) y^2 + root(2)
(iii) 3 root(t) + troot(2)
(iv) y + 2/y
(v) x^10 + y^3 + t^50
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