Question

the nth term of an ap is a +nb. find a4-a3

Answer 1

Answer:

Step-by-step explanation

For a4 take a+3d and for a3 take a+2d

Now subtract

a+3d-a+2d Equate this eq.

So, +a and -a cancelled

5d is equal to 0

So, the answer is d=1/5