Math, asked by arjundholpur, 9 months ago

find the sum of first 19 terms of an ap, whose nth term is giver by Tn =7-4n

Answers

Answered by abhi2110

0

Answer:

-627{by using AP formula an=a+(n-1)d

Attachments:

Previous Question

Next Question

Similar questions

English, 4 months ago

importance of chalk rock ...

English, 4 months ago

_________ of the mirror for back front below near...

History, 4 months ago

Who was known as "Master Da" in Bengal ?

Physics, 9 months ago

help please for my assignment ...

Social Sciences, 9 months ago

what were the two difficult circumstances faced by India when Indian Constitution was drafted...

Chemistry, 11 months ago

what is the molar mass of $Fe_{2} (SO_{4})_{3}$ ?

Biology, 11 months ago

Discuss International initiative for mitigating global change.

Biology, 11 months ago

What is algal bloom? (Topic: Environmental Issues)...