In the 1980s, the nation of Bhutan established overseas telephone service. The calling code for the country is 975. What is the
1 answer:
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Answer:
A
Step-by-step explanation:
Discriminant is given by
If it is negative then in quadratic formula the square root part becomes negative which makes the solution complex.
so there cannot be any real solution if the Discriminant is negative or less than 0 ,
The correct option for the given question is
A