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Questions and Answers
What is the formula to find the 'n'th term of an arithmetic progression?
What is the formula to find the 'n'th term of an arithmetic progression?
- a + (n/2)d
- a + (n-1)d (correct)
- a + nd
- a + (n+1)d
In an arithmetic progression, what does 'd' represent?
In an arithmetic progression, what does 'd' represent?
- Product of all the terms
- First term of the progression
- Common difference between consecutive terms (correct)
- Sum of all the terms
What is the sum of the first 'n' terms of an arithmetic progression?
What is the sum of the first 'n' terms of an arithmetic progression?
- n/2 * (a + (n-1)d)
- n/2 * (2a + (n-1)d) (correct)
- n * (a + d)
- n * (2a + (n-1)d)
