Question

To write 10^-21 in standard form, you would write a decimal number with

0s in the first 21 decimal places and 1 in the 21st decimal place

1s in the first 20 decimal places and 0 in the 21st decimal place

1s in the first 21 decimal places

0s in the first 20 decimal places and 1 in the 21st decimal place

Answer 1

0s in the first 20 decimal places and 1 in the 21st decimal place

Answer 2

thank you :)

Answer 3

\[10^{-3}=.001 \]
\[10^{-5}=.00001\]
etcetra

your welcome :)

Answer 4

if you get confused ...work with a smaller number that you know for sure and then look for the patterns

Answer 5

ok thanks again :)

Answer 6

can you help me with two others ??

Answer 7

sure

Answer 8

ok thanx :)

Answer 9

??

Answer 10

Which is not an integer?

A. -8.0
B. 1/3
C. +1
D. 289

Answer 11

integers are whole numbers including zero...positive and negatives

Answer 12

B

Answer 13

oh ok do it would be A right

Answer 14

nope its B because 1/3 is not a whole number

Answer 15

get it?

Answer 16

yea i got i just didnt see that you had wrote hole number lol ty

Answer 17

i figured out my other question so we dont hve to go over it :)

Answer 18

i gotta run...did you have another ?

Answer 19

have a great day!!