Question

Question 10. Find the 7th term and n'th term of the AP 0.4, 0.8, 1.6.....

Answer 1

$answer \\ \\ a = 0.4 \\ d = 0.4 \\ n = 7 \\ tn = a + (n - 1)d \\ t7 = 0.4 + (7 - 1)0.4 \\ = 0.4 + 2.4 \\ = 2.8$

MARK AS BRAINLIST......

Answer 2

Answer:

a = 0.4

d = 0.8 - 0.4 = 0.4

t7 = a + (n-1) d

= 0.4 + (7 -1) 0.4

= 0.4 + 6 * 0.4

0.4 + 2.4

= 2.8

:. t7 = 2.8

and for nth term u have to tell the total no. of. n