Answer:
Investing in the stock market is not gambling and it isn't' riskier than playing blackjack in Las Vegas. Because when you invest you own a fraction of a business, and you have to evaluate the businesses so you could by a fraction of them considering their performance.
Step-by-step explanation:
The reason behind this answer is that in the first place there is a big difference between gambling and investing. When you invest supported in fundamental and value theories. You buy the fraction of a business. So, you have to evaluate the businesses and decide which one is good for you to invest in. While when you bet on blackjack you bet on the probability of being right, instead of a business system. Also, because businesses are regulated, so they can't scam investors. And finally, because businesses want to create money, while blackjack is not an individual or institution with a purpose.