Question

if pth term of an ap is Q and qth term of an ap is p thwn find its rth term​

Answer 1

Answer:

Step-by-step explanation:

a+(p-1)*d=q---(1)

a+(q-1)*d=p--(2)

-------------------

pd-qd=(q-p)

d=1

substitute in (1)

a+(p-1)=q

a+p=q+1

a=1+q-p

rth term

a+(r-1)*1

=a+r-1

=1+q-p+r-1

=q-p+r