Math, asked by abhiramivs, 8 months ago

find the sum of first 16 terms of an AP whose n term is given by sn = 5n-3​

Answers

Answered by sudha021omar
0

Step-by-step explanation:

ANSWER

T

n

=5n−3

T

1

=5(1)−3=2

T

2

=5(2)−3=7

d=T

2

−T

1

=7−2=5

a=T

1

=2

S

20

=

2

20

[2a+19d]

=10(4+95)

=990.

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