Question 419328
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b>
Hi
Factoring by grouping
2x^3 - 10 + 4x^2 - 5x
2x^3  + 4x^2 - 5x - 10
 2x^2(x+2) - 5(x+2)
(2x^2 -5)(x+2)