Friday, 28 March 2014

Arithmetical progression and quadratic equation

Determine the real number k with the condition that the roots of the equation x4−(3k+2)x2+k2=0 make the arithmetic progression?



I dont know how to start ?

-

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

real analysis - How to find limhrightarrow0fracsin(ha)h

How to find lim without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...