Question

Find the20th term from last term of the Ap 3,8,13...253

Answer 1

Step-by-step explanation:

Clearly , l = 253

d = 5

For the n th term from the last term , we have a formula

an = l -(n-1)d

→ an = 253-19 d

→an = 253-19×5

→an = 158

Answer 2

Answer:

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Step-by-step explanation:

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