Question

In a AP if T3 = 13 and T8 = 28 Find:- S10

Answer 1

Step-by-step explanation:

T3=a+2d=13.................i

T8=a+7d=28.................ii

subtracting equation i from ii

d=3

substituting value of d=3 in eq.i

a+ 2 ×3=13

a=13-6

a=7

Answer 2

Answer:

S10 = 205

Step-by-step explanation:

.......

.......hiiiiii mate here is ur solution

..

...........(•‿•) hope it's helpful