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:



Answer:
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Answer:

Step-by-step explanation:


We have to find


If 

=
Hence our answer is

Answer:
you multiply 10*2=20
and 2+3=5
Step-by-step explanation:
is this right or wrong?
Answer:
no
Step-by-step explanation: