sir
  4u^2+8u
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Asked by seeni2005 | 1st May, 2016, 08:02: PM

Expert Answer:

C o n s i d e r space t h e space g i v e n space p o l y n o m i a l comma
4 u squared plus 8 u
H e r e comma space t h e space c o e f f i c i e n t space o f space u squared space i s space 4 space a n d space t h e space c o e f f i c i e n t space o f space u space i s space 8

C o n s i d e r comma space 4 u squared plus 8 u equals 0
rightwards double arrow 4 u open parentheses u plus 2 close parentheses equals 0
rightwards double arrow u equals 0 space o r space u plus 2 equals 0
rightwards double arrow u equals 0 space o r space u equals negative 2

P l e a s e space p o s t space t h e space q u e r y space p r o p e r l y.

Answered by Vimala | 2nd May, 2016, 10:17: AM