Question

2, 4, 5, 13, 23, x Find the value of x

Answer 1

Answer:

Here a=2

d=2

n=x

an=?

an=a+(n-1)d

an=2+(x-1)d

an=2+xd-d

-2=xd-d

-2+d=xd

X==-2+d÷d

X= -2 is the answer

thanks