Practice Counting Solutions To Equations (18.4) - Subsequence Existence
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Counting Solutions to Equations

Practice - Counting Solutions to Equations

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define a strictly increasing sequence.

💡 Hint: Think about ordering numbers from smallest to largest.

Question 2 Easy

What is a subsequence?

💡 Hint: You can pick numbers that are not next to each other.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What defines a strictly increasing sequence?

A sequence where numbers are random
A sequence where numbers decrease
A sequence where each number is greater than the previous one

💡 Hint: Think about how a mountain would look in terms of height.

Question 2

Is it possible to have a strictly decreasing sequence with only two elements?

True
False

💡 Hint: Consider two numbers, one larger and one smaller.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a sequence with 10 distinct integers and show the largest increasing subsequence.

💡 Hint: Start with the smallest number and find others that fit the increasing condition.

Challenge 2 Hard

Given the integers 5, 15, 10, 20, generate a strictly decreasing sequence and evaluate its properties.

💡 Hint: What is the largest number? Start there and descend.

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