Question

write the 7th term of the A.P. -5,-3,-1.....

Answer 1

Given,

AP: -5, -3 , -1

Here,

First term, a= -5
Common Difference , d= -3 -(-5) = 2

Now,

a7 = (-5) + (7-1) × 2

= -5 + 12

= 7