Question

Find the tor sum of the Ap
9,7,5,3 .... up to 14 terms​

Answer 1

Answer:

For the given Ap,

a = 9

d = -2

Sum of 14 terms = S14 = 14/2 ( 2(9) + 13(-2))

= 7 (18-26)

= 7 x (-6)

= -42 Ans

HOPE This helps ☺️