Let 
where
is a variable coefficient and
Then the value of
such that 
touches
is
where
represents greatestinteger function
Let where is a variable coefficient and Then the value of such that touches is where represents greatestinteger function
Question ID - 153843 | SaraNextGen Top Answer
Let where is a variable coefficient and Then the value of such that touches is where represents greatestinteger function
|
Let |
1 Answer
127 votes
Answer Key / Explanation : (5) -
|
(5)
This equation must have equal roots
|
and
can only intersect on the line 
and therefore 
must be tangent at the common point of tangency
…(1)
127 votes
Answer Link
127