Question

Factoring by graphing ..
http://i180.photobucket.com/albums/x279/chickxoxox17/word.png

apex quiz

Answer 1

it has roots at 2,3,5 : so,

(x-2)(x-3)(x-5)

Look at this link:
http://www.wolframalpha.com/input/?i=y%3D%28x-2%29%28x-3%29%28x-5%29

See how it makes the same graph :) ?

Answer 2

Nice answer by fiddle
u can see the graph touches x-axis at three points and is cubic function too, so has three zeros given b above