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Question
If the $$n$$th term of an A.P. is given by $$(3n + 2)$$, then the sum of its first three terms is ______.
Options
$$21$$
$$24$$
$$27$$
$$32$$
MCQ
Fill in the Blanks
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Solution
If the $$n$$th term of an A.P. is given by $$(3n + 2)$$, then the sum of its first three terms is 24.
Explanation:
The first three terms are $$5, 8, 11$$, whose sum is $$5 + 8 + 11 = 24$$.
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