Question 593092
solve for zeros of the following quadratics by factor
7r^14r+7=0
Assume it's
{{{7r^2 + 14r + 7}}} = 0
Factor out 7
{{{7(r^2 + 2r + 1)}}} = 0
7(r+1)(r+1) = 0
r = -1 is the 0