Let A=\1,2,3,4,5 and B=\1,2,3,4,5,6. Then the number of functions f: A → B satisfying f(1)+f(2)=f(4)-1 is equal to _ _ _ _ _.

Sets, Relations and Functions: JEE Main 2023 Mathematics question

JEE Main 2023 · 11 Apr, Evening shift · Q35

JEE Main 202311 Apr, Evening shiftMathematicsMediumSets, Relations and Functions168× since 2002

Let

\mathrm{A}=\{1,2,3,4,5\}

and

\mathrm{B}=\{1,2,3,4,5,6\}

. Then the number of functions

f: \mathrm{A} \rightarrow \mathrm{B}

satisfying

f(1)+f(2)=f(4)-1

is equal to __________.

Your answerType your answer. Integers and decimals are accepted.