If 
is real, the function 
will assume all real values, provided
a)
b)
c)
d)
If is real, the function will assume all real values, provided
a)
b)
c)
d)
Question ID - 102697 | SaraNextGen Top Answer
If is real, the function will assume all real values, provided
a)
b)
c)
d)
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1 Answer
127 votes
Answer Key / Explanation : (d) -
(d)
Let 
Now, discriminant
Since, 
is real and 
assumes all real values, we must have 
for all real values of 
.
127 votes
Answer Link
127