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Multiple choice

What is the 9th term of the sequence – 3, – 12, – 27, – 48, ...?

  1. – 143

  2. – 153

  3. – 243

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

nth term = – 3n2  So, 9th term  = - 3 x 81 = - 243

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