Question

find the sum of the given arthmetic series.
24 + 48 + 72+96+...+480

Answer 1

can you find the common difference d = ... ?

Answer 2

or the number of terms, n= ...?

Answer 3

one simpler way will be to factor out 24 from each term...

Answer 4

\(24 + 48 + 72 + 96 +... + 480 = 24(1 + 2 + 3 + 4 +... + 20)\)

Answer 5

Got it

Answer 6

good! :)
if you want us to verify, tell us what u got ?

Answer 7

5040

Answer 8

i get that too , correct! :)

Answer 9

Thanks for your help ! :D

Answer 10

welcome ^_^