Question

if an ap have 8 as the first and last term and -5 as the common difference and it's first three terms are 8,a,b, then (a+b) is equal to. (a) 0. (b)-1. (c)1. (d)2

Answer 1

Answer:

The answer is 1

Step-by-step explanation:

if 8is first term and common difference is -5 then,

à=8+(-5)=3

b=3+(-5)=-2

Then, (a+b) that is, [3+(-2)]= 1