English, asked by raavigupta2005, 1 year ago

27. The 4th term of an AP is zero. Prove that its 25th term is triple its 11th
term.
please explain it...

Answers

Answered by CorruptLibra

1

Answer:

-

Explanation:

a4 = 0

a25 = 3 × a11

a + 24d = 3 (a + 10d)

a + 24d = 3a + 30d

-2a = 6d

-2a - 6d = 0 {÷(-2)}

a + 3d = 0 (as a + 3d = a4)

a4 = 0

I hope it is clear enough to understand

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