What square root equals 640?

What square root equals 640? In other words, what number would you take the square root of to get 640? To solve this problem, we want to find x in the following equation:

√x = 640

To solve the √x = 640 equation, we first raise both sides to the power of 2 to eliminate the square root:

(√x)² = 640²
x = 640²

Then, we calculate 640² to get the following answer:

640² = 640 × 640
640² = 409,600

√409,600 = 640

We've provided the equation above to help you understand the underlying concept of solving problems like this. In the future, remember that you can solve all similar problems by simply multiplying the number by itself.

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