Answer:
a₁₃ = 98
Explanation:
The nth term of an arithmetic sequence is
= a₁ + (n - 1)d
where a₁ is the first term and d the common difference
Here a₁ = 2 and d = a₂ - a₁ = 10 - 2 = 8 , then
a₁₃ = 2 + (12 × 8) = 2 + 96 = 98
98 is the answer
you add 8 each time
5.7m questions
7.4m answers
= a₁ + (n - 1)d