Question

Find the Co-efficient of x^2 in  (3x + x^3) (x + 1/x) .

*x is only a part of 1 and not the x before + *

Answer 1

co-efficient of x^2 is 0

Answer 2

coefficient of

${x}^{2}$ is 0

because , there is no

${x}^{2}$ in the whole equation

hope it helps