Question 939194
<font size=3 color="red">F</font>	First terms
<font size=3 color="red">O</font>	Outside terms +<font size=3 color="red">I</font>	Inside terms
<font size=3 color="red">L</font>	Last terms
....
4x^2+20x+25 = 0
(2x + 5)(2x + 5)= 0
x = -5/2