Choose the correct choice in the following arndyify(Gr 5oth term of th

1.	Choose the correct choice in the following arndyify(Gr 5oth term of the AP: 10,7,4,....(A) 971 lth term of the AP:-3,--, 2, .(A) 28(B) 77(ii)., is2(B) 22C)-38
Answer» i) a=10 d=7-10=-3 tn=a+(n-1)d t30=10+(30-1)(-3)=10-29(3) =10-87 =-77 ii) a=-3 d=-1/2-(-3) =3-1/2 =5/2 tn=a+(n-1)d t11=-3 +(11-1)(5/2) =-3+25 =22.

Choose the correct choice in the following arndyify(Gr 5oth term of the AP: 10,7,4,....(A) 971 lth term of the AP:-3,--, 2, .(A) 28(B) 77(ii)., is2(B) 22C)-38

Answer»

i) a=10 d=7-10=-3 tn=a+(n-1)d t30=10+(30-1)(-3)=10-29(3) =10-87 =-77

ii) a=-3 d=-1/2-(-3) =3-1/2 =5/2 tn=a+(n-1)d t11=-3 +(11-1)(5/2) =-3+25 =22.