What 2 square numbers subtract to make 1439?

What two square numbers subtract to make 1439? In other words, when you subtract one square number from another square number, the answer is 1439. What are the two square numbers?

First, note that a square number is what you get when you multiply a number by itself, which means that the square root of a square number will equal a whole number. Thus, this is what we are solving:

A² - B² = 1439

We solved the equation above and found this to be true:

720² - 719² = 1439

720² is 518400 and 719² is 516961, therefore the answer to the question "What 2 square numbers subtract to make 1439?" is 518400 and 516961 as illustrated below:

518400 - 516961 = 1439

Note that there may be more than one solution to a problem like this. Above, we found the lowest combination of square numbers that subtract to 1439. Below we list alternate solutions if available.

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