Write this number in BINARY. 9 1001 1011 1100 1010

The correct answer is 1001.To convert the decimal number 9 to binary, we can repeatedly divide it by 2 and record the remainders in reverse order:9 ÷ 2 = 4 remainder 14 ÷ 2 = 2 remainder 02 ÷ 2 = 1 remainder 01 ÷ 2 = 0 remainder 1Reading the remainders in reverse order, we get the binary representation of 9 as 1001.