Question 386545
{{{ 3x^3 - 48xy^2=3x(x^2-16y)}}}
{{{ 3x^3 - 48xy^2=3x(x-4y)(x+4y)}}}
.
.
.
{{{7x^2 + 5x - 2=(7x-2)(x+1)}}}
.
.
.
{{{3x^2 + 24x + 48=3(x^2+8x+16)}}}
{{{3x^2 + 24x + 48=3(x+4)^2}}}