What is the max value?
3 Answers
The answer is
#(2)":- "color(red)(14+5sqrt3# Check in image...
Explanation:
Put the coordinate
#color(red)((0,-2))# on the equation and you will get the value greater than#color(red)(0# . It means the point#color(red)(p(0,-2)# is outside the circle.Now check...
We determined the value of
#bar"PQ"# by distance formula.Not for JEE level, but a huge calculation. Will try to solve it with shorter method.
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Hope it helps...
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Explanation:
given a circle :
rewrite the equation :
let
maximum
Solution 2:)
Given the equation of the circle
The standard form of this equation :
So coordinates of its center is
So coordinates of any point
The coordinates of given point
So