Math, asked by 2000mohitawasthi, 10 months ago

find the 17 terms of series 5+9+13+17+....

Answers

Answered by dhamiyajainab

0

Answer:

629

Step-by-step explanation:

s17= 17/2(2×5+16×4)

=17/2×74

=17×37

s17=629

Answered by devedrayadav7878

0

Answer:

answer is 629.

Step-by-step explanation:

here,

a = 5

d = common diff. = 9-4=5

sum of n terms,

= n/2[2a+ (n-1) d]

so sum of 17th term,

= 17/2[2(5) +( 17-1) 4]

=629

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