Question

Find the coefficient of x^2 in (3x+x^3) (x+1/x)​

Answer 1

3 is the coefficient of x^2

please follow me

Answer 2

Answer:

The coefficient of x² is 4.

Step-by-step explanation:

(3x+x³)(x+1/x)

by multiplying...

3x²+3+x⁴+x²

arranging in proper manner we get:-

x⁴+4x²+3

here, coefficient of x² is 4.

so the answer is 4.

Hope it works!!