Practice - Practice Questions
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Practice Questions
Test your understanding with targeted questions
Find the 5th term of the sequence: 2, 5, 8, ...
💡 Hint: Use the nth term formula with n=5.
What is the common difference of the sequence: 15, 10, 5, ...?
💡 Hint: Subtract consecutive terms to determine d.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the common difference in the sequence 10, 15, 20, 25?
💡 Hint: Calculate 15 - 10.
Is the sequence 2, 4, 7, 9 an arithmetic sequence?
💡 Hint: Check the differences between other terms.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a sequence where the 15th term is 75 and the 25th term is 135. Find the common difference.
💡 Hint: Set equations using T_n and find d.
A theater has rows of seats where each row increases by 10 seats consecutively, starting from 20 seats in the first row. If there are 30 rows, how many seats are there in total?
💡 Hint: Use the sum formula for calculating the total.
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