Question

In the binary system, the number 145 is represented as
a. 01010101
b. 01101100
c. 10010001
d. 11001001

Answer 1

is it B?

Answer 2

no

Answer 3

and its not a soo what is it?

Answer 4

\[\lfloor{\frac{\log(145)}{\log(2)}} \rfloor=7\]
\[1 \cdot 2^7+0 \cdot 2^6+ 0 \cdot 2^5+ 1 \cdot 2^4+0 \cdot 2^3+ 0 \cdot 2^2+ 0 \cdot 2^1 +1 \cdot 2^0\]

Answer 5

I'm sure myininaya is going to tell you....there you go ;)

Answer 6

so c or d?

Answer 7

10010001

Answer 8

the coefficients of 2^(whatevers) in the order i gave you

Answer 9

ohhh okay thks

Answer 10

I like converting it to hexadecimal...it's quicker...
\[154_{10}=91_{16}\]

then

9=1001 and 1=0001

that gives 10010001

Answer 11

i think there is another way
you can just do some divisions i believe