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    Mathematics
  3. Study Set
    Basic Numerical Skills
  4. Exam
    Exam 4: Math and Statistics
  5. Question
    The Sum of N Terms of an A
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The Sum of N Terms of an A

Question 7

Question 7

Multiple Choice

The sum of n terms of an A.P. whose first term and last term are knows as …


A) n/2 (a +1 )
B) n/2 ( a +nd)
C) n/2 ( 2a +1n )
D) None

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