Practice - Example 2
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the common ratio of the geometric series 1, 2, 4, 8?
💡 Hint: Divide any term by the previous term.
In the geometric series, what is the first term of 3, 9, 27?
💡 Hint: Look for the initial value in the sequence.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a geometric series?
💡 Hint: Consider what a series represents.
True or False: A common ratio in a geometric series can be negative.
💡 Hint: Think about how values can change in sequences.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A stock's price doubles every year. If it starts at $100, what will be its price after 5 years? Use a geometric series to find the total value.
💡 Hint: Focus on how each year's growth compounds.
A virus's population triples every week. If initially, there are 5 bacteria, calculate how many there will be after 4 weeks.
💡 Hint: Each week's population is based on the previous week's by multiplying by 3.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.