Question 331703
Factor:
{{{4x^2-25}}} Notice that this is a difference of squares.
{{{(2x)^2-(5)^2}}}
A difference of squares is factorable as:
{{{A^2-B^2 = (A+B)(A-B)}}} so...
{{{4x^2-25 = highlight((2x+5)(2x-5))}}}