# Is 50 a perfect square?

##### 3 Answers

50 is not a perfect square.

It does not have an exact square root.

Examples of perfect squares are:

An easy way you could find perfect squares is to memorize the first two, then add 2 to the differences. For example:

1, 4, 9, 16, 25, and 36 are the perfect squares up to

Now look at the differences.

See a pattern?

So, if you know that

That is, simply take the difference of two consecutive squares, add

Here's an idea rather than an authoritative answer.

It may depend on the context. Normally "No", but possibly "Yes".

#### Explanation:

It is a square of an irrational, algebraic, real number, namely

For example, if you were asked to factor the polynomial

If recognising

Another example:

We know that

What about

It is still the square of a binomial:

In the context of polynomials, should we reserve the term 'perfect square' for polynomials with rational coefficients?