Question

the sum of the 6 terms of AP is 345 and the difference between first term and last term is 55 find the AP​........can we take the terms as a-d,a,a+ d.....instead of a,a+ d,a+2d

Answer 1

Answer:

there is no need

Step-by-step explanation:

simply take

S6=345

a6-a=55

a+5d-a=55

d=11

n=6

then solve for a