Find an Online Tutor Now

Daniel W.

asked • 03/21/17

Algebraic Proof question

a, b, c are positive integers such that a>b>c
 
N is the largest three digit number that has the digits a, b and c.
K is the smallest three digit number that has the digits a, b and c.
 
(a) Use algebra to show that the difference between N and K is always a multiple of 99
 
(b) If a>b and b=c will the difference between N and K still be a multiple of 99?
Justify your answer.
 

1 Expert Answer

By:

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.