Question

Help me?

Answer 1

well first month he paid
150
second month he paid
(150 *1.3 )
then
1.3 (150 *1.3 )
and so on
each time u can note we multibly bu 1.3

Answer 2

so if we have segma which is sumation of money he paid it would be

150 + (150 *1.3 )+ (150 *1.3^2 )+ (150 *1.3^3 )+....

Answer 3

Did I get the sigma part right

Answer 4

\[\sum_{1}^{15} 150+ 150*1.3\] for the original and then \[\sum_{1}^{15} 150(1.3^x) or \sum_{1}^{15} 150+150(1.3)\]

Answer 5

yesss nw u get it right

its
\(\sum_{n=1}^{15} 150(1.3^n) \)

Answer 6

ok thank you!! again lol

Answer 7

YW :D