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CAT Exam Model Paper 2 with solutions for free online practice

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Directions (Q. No. 74-75) A function f(z1,z2,z3,...,zn)f ( z _ { 1 } , z _ { 2 } , z _ { 3 } , ... , z _ { n } ) =f(z1,zn)+f(z2,z3,...,zn−1)+(z1+z2+...+zn);f ( z _ { 1 } , z _ { n } ) + f ( z _ { 2 } , z _ { 3 } , ... , z _ { n - 1 } ) + ( z _ { 1 } + z _ { 2 } +... + z _ { n } ); forn > 0
f(y, z) = f(z, 0) +f( 0, y)
f(y, 0) = y + f(y - 1,0)
f(0,y)= y - f(0,y-1)
f(0, 0) = 1
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