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Question
The 24th term of the A.P. $$-1, 3, 7, 11, .....$$ is ______.
Options
$$83$$
$$87$$
$$91$$
$$95$$
MCQ
Fill in the Blanks
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Solution
The 24th term of the A.P. $$-1, 3, 7, 11, .....$$ is 91.
Explanation:
Here $$a = -1$$ and $$d = 4$$, so $$\mathrm{T}_{24} = -1 + 23(4) = 91$$.
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