## Elementary Technical Mathematics

$010010101011$
The provided hexadecimal number is $4AB$ The binary representation of the hexadecimal digit $4$ is $100$ or $0100$ and the binary representation of the hexadecimal digit $A$ is $1010$ and the binary representation of the hexadecimal digit $B$ is $1011$. On grouping, the number so obtained is, $010010101011$