Question

in AP T3=7 T7=2+3(T3) then T1 is​

Answer 1

Step-by-step explanation:

Topic 1: To find particular term of an A.P. when nth term is given. ... [hint: 7th term means t7] ... i.e. t1, t2, t3. =3 +1= 4. Put n=2, t2 =3(2)+1. =6+1= 7. Put n=2, t2 =3( 3)+1 ... If t2 – t1 =t3 – t2 then seq is A.P.