chandrapur district in maharastra
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3. 4 persons K L M N are initially at 4 corners of a square of side d. each person starts movin with uniform speed v such that K always moves directly towards L, L towards M, M towards N, and N towards K, at what time will they meet?
they will not meet forever .
answer is correct upto x^2-x-2=0
then x=2 or x=-1
only admissible value is x=2
Object Oriented Programing is a programming based on the concept objects and using them appropriately.