Solution

simplify

Solution

Solution steps
Apply Difference of Two Squares

Popular Examples

expand (x+7)/(x(x+13))expand expand (2+cos(t))^2expand expand (2y+x)dy+ydxexpand expand (x^3+2x^2+3x-2)/((x^2+2x+2)^2)expand expand (x^2+2x+8)/((x-2)(x+2))expand

Frequently Asked Questions (FAQ)

  • What is (sqrt(x)-7)(sqrt(x)+7) ?

    The solution to (sqrt(x)-7)(sqrt(x)+7) is x-49