find the 11th term of the sequence defined by an= (-1)^n-1 x n^3
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Answered by
13
Answer:
1331
Step-by-step explanation:
given, aₙ = (-1)ⁿ⁻¹ n³
=> a₁₁ = (-1)¹¹⁻¹ (11)³
= (-1)¹⁰ (1331)
= 1331 (even power of -ve becomes +ve )
Answered by
3
Answer:
1331
Step-by-step explanation:
given, aₙ = (-1)ⁿ⁻¹ n³
=> a₁₁ = (-1)¹¹⁻¹ (11)³
= (-1)¹⁰ (1331)
= 1331 (even power of -ve becomes +ve )
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