Simple quadratic function problem - that i just can't solve... help?!?

Consider the equation (1+2k)x^2 - 10x + k - 2 = 0

k € R

Find the set of values of k for which the equation has real roots.

iyiogrenci2008-10-05T09:09:05Z

Favorite Answer

delta >0
b^2-4ac>0

Solve
100-4(k-2)(1+2k)>0