Science:Math Exam Resources/Courses/MATH312/December 2013/Question 06 (b)
Work in progress: this question page is incomplete, there might be mistakes in the material you are seeing here.
• Q1 (a) • Q1 (b) • Q2 (a) • Q2 (b) • Q3 (a) • Q3 (b) • Q4 (a) • Q4 (b) • Q5 (a) • Q5 (b) • Q6 (a) • Q6 (b) • Q7 (a) • Q7 (b) •
Question 06 (b) 

Let a and b denote positive integers. Let m denote the least common multiple of a and b, and let d denote the greatest common divisor of a and b. Then show that . (Hint: use the prime factorization of a and b.) 
Make sure you understand the problem fully: What is the question asking you to do? Are there specific conditions or constraints that you should take note of? How will you know if your answer is correct from your work only? Can you rephrase the question in your own words in a way that makes sense to you? 
If you are stuck, check the hint below. Consider it for a while. Does it give you a new idea on how to approach the problem? If so, try it! 
Hint 

Science:Math Exam Resources/Courses/MATH312/December 2013/Question 06 (b)/Hint 1 
Checking a solution serves two purposes: helping you if, after having used the hint, you still are stuck on the problem; or if you have solved the problem and would like to check your work.

Solution 

Whoops, no solution has been written yet. Be the first to submit a suggestion.
Science:Math Exam Resources/Courses/MATH312/December 2013/Question 06 (b)/Solution 1 