Which of the following expressions are polynomials in one variable and which are not?(i) 4x2−3x+7(ii) y2+√2(iii) 3√t+t√2

Which of the following expressions are polynomials in one variable and

1.	Which of the following expressions are polynomials in one variable and which are not?(i) 4x2−3x+7(ii) y2+√2(iii) 3√t+t√2
Answer» Which of the following expressions are polynomials in one variable and which are not? (i) $4 x^{2} - 3 x + 7$ (ii) $y^{2} + \sqrt{2}$ (iii) $3 \sqrt{t} + t \sqrt{2}$