Is it true that one of the ways scientists learn about the functions of different par

When applying dividends to outstanding stock, does that include stock in the treasury, since it is still issued stock? Also, what is the difference between par stock and non par stock? I doesn't have anything to do with preferred and common stock, right?

So, suppose I learn 3000 words in French. Would I recognize what a francophone is saying? If I wouldn't, how could I learn to? Do I learn how to pronounce these 3000 words in French? And after all that, suppose my understanding of French grammar is "okay", would I be able to have francophones...

I want to explore other possibilities for me to improve my math skills. I'm already well familiar with the book, paper, and pencil way. I want to know other ways. I'm in 7th grade this year. I want to start learning quadratic equations. What are some good websites on them? Thanks in advance! :)

X input 1 2 5 6 _ 10 __ Y output 2 5 14 __ 23 __ 35 Rule: ____________ X input 1 2 3 4 __ 8 10 Y output 9 15 21 __ 33 __ __ Rule: __________________