Write the coefficients of x2 in each of the following:
(i) 2 + x2 + x
(ii) 2 - x2 + x3
(iii) π2\dfrac{π}{2}2π x2 + x
(iv) 2\sqrt{2}2x - 1
Coefficient of x2 is 1.
Coefficient of x2 is (-1).
Coefficient of x2 is = π2\dfrac{π}{2}2π
Coefficient of x2 is 0.