If you notice that the first term is a perfect square, and the second term is a perfect square, and you have a negative here, we can say that it is "the difference of two squares." What we want to do ...

Calculate average percentage difference by subtracting, then dividing price differences. Average percentage difference helps foresee market trends and irrational periods. Understanding this metric can ...

The number 9 can be written as a difference of two squares as 3 2 – 0 2 = 9 – 0 = 9. Can you find a different way to express it as the difference of two squares? Which numbers between 1 and 30 can be ...