Question

12. The coefficient of x in the expansion of (x + 3) IS:​

Answer 1

3 is the coefficient of x

HOPE SO IT HELPS YOU

Answer 2

Using the formula, (a+b)

3

=a

3

+b

3

+3a

2

b+3ab

2

(x+3)

3

=x

3

+27+9x

2

+27x

Therefore, coefficient of x is 27