Help how do I do this

Fill in the blanks to make a quadratic whose roots are $5$ and $-5.$

x^2 + ___ x + ___

Since the quadratic's roots are +5 and –5 then the factors are (x – 5)(x + 5).

That makes the product x^{2} – 25. Therefore the blanks are filled by 0 and –25.

_{.}