Practice - General Form - 1.2
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Practice Questions
Test your understanding with targeted questions
Find the sum of the first 10 terms of the series: 1 + 3 + 5 + ...
💡 Hint: Identify the first term and common difference, then apply the formula.
What is the common difference in the series: 4, 8, 12, 16?
💡 Hint: Subtract the first term from the second term.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following describes an arithmetic series?
💡 Hint: Think about what 'series' means in mathematics.
True or False: The common difference in an arithmetic series can be zero.
💡 Hint: Consider what happens when you keep adding zero.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If the first term of an arithmetic sequence is -4, and the 12th term is 20, find the common difference and the sum of the first 12 terms.
💡 Hint: First express the nth term, then solve for 'd', and apply the sum formula.
A sequence starts from 2, and the sum of the first 'n' terms is equal to the sum of an arithmetic series whose first term is 2 and common difference is 3. If 'n' is 10, find the required sum.
💡 Hint: Calculate each series using the known formulas and equate.
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