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What is the sum of the first 20 terms of the AP 4,2,0
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What is the sum of the first 20 terms of the AP 4,2,0

User ChrisArmstrong
by
4.8k points

2 Answers

1 vote

Answer:

-420

Explanation:

common difference= 2-4 =-2

we have,

first term=4

now using the formula,

S=N/2(2a+(n-1)d

so the answer is -420

User Pavan Jadda
by
4.7k points
4 votes

bababbabababbababbabababbababa

User Glory Raj
by
5.1k points
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