Answer:
-10,10
Step-by-step explanation:
The given quadratic equation is

The discriminant of this equation is given by;

where a=k, b=20, c=k
For rational solutions, the discriminant must be zero.

Simplify to get:

This implies that:


Take square root to get:



This what you gotta do 1+1=2 you get it
Answer:
284 you multiply the numbera
Step-by-step explanation:
71×4=284