The first term of an AP is $7$ and the common difference is $3$. Find its $10^{th}$ term.

Step-by-step solution

1. Write the formula for the $n^{th}$ term: $a_n=a+(n-1)d$.
2. Substitute $a=7$, $d=3$, $n=10$ into the formula.
3. Calculate: $a_{10}=7+(10-1)\times 3=7+9\times 3=7+27=34$.

Concept tested: nth term formula

Related questions

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• 2 Find the number of terms in an AP whose first term is 3, common difference is 2, and total sum is 255.
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