Recent content by malachaipoos

Thanks for the advice! I've been getting about an hour per day of math studying done since March of this year. I'm reviewing what I forgot and learning what I missed the first time around. It's amazing to see how much I've forgotten, but even more amazing to see the amount of material I never...

I'm a U.S. military member that's transitioning to civilian life. I'll be getting paid to spend the next 3-4 years of my life in college, thanks to the post 9/11 GI bill. I will be living in a Southern state attending a state school or starting at a community college and then transferring to a...

Ahh, I forgot 1! I can see that 2x3x5 gives me 8 combinations, which is the same as 2x4. For each "2" I add, I gain 4 combinations. Three 2's will give me 3x4. So then I have 2x4+3x4 = (2+3)x4 = 5x4. Right? I'm not very good at math to begin with, but this probability/counting stuff is...

Homework Statement A number divisible by both 16 and 15 is divisible by at least how many unique integers? Homework Equations Combination formula, nCk = n!/(k!(n-k)!) The Attempt at a Solution I found the prime factorization for 16 and 15, 2x2x2x2x3x5. A number divisible by 16 and 15 must be...