Question

who needs help? Paste your question in the comments.

Answer 1

Is the number written in scientific notation?

4.8 × 100^7

a. No; it is not written as a number times a power of 10.
b.Yes; the number is written in scientific notation.
c.No; the first factor is not a number between 1 and 10.

Answer 2

littlelidybug -- a.

Answer 3

Thank you:)

Answer 4

What is each number written in scientific notation?

2. 1,220,000,000

a. 1.22 × 10
b. 0.122 × 10^10
c. 12.2 × 100^8
d. 1.22 × 10^9

Answer 5

LittleLadyBug -- d.

Answer 6

iloveyahhhh is yours multiple choice? yes no?

Answer 7

What is the number written in standard notation?

5 × 10^3

a. 500
b. 5,000
c. 50^3
d. 150

Answer 8

LittleLadyBug ---- b.

Answer 9

Can you explain? Sorry if its too much trouble...

Answer 10

i can (:

Answer 11

Suppose that volumes of four stars in the Milky Way are 2.7 x 10^18 km^3, 6.9 x 10^12 km^3, 2.2 x 1012 km3, and 4.9 x 10^21 km^3. What is the order of the stars from least to greatest volume?


* 2.7 × 10^18, 6.9 × 10^12, 4.9 × 10^21, 2.2 × 10^12
* 2.2 × 10^12, 6.9 × 10^12, 2.7 × 10^18, 4.9 × 10^21
* 2.7 × 10^18, 6.9 × 10^12, 2.2 × 10^12, 4.9 × 10^21
* 2.2 × 10^12, 4.9 × 10^21, 2.7 × 10^18, 6.9 × 10^12

Answer 12

This is the last one i had trouble with...its really confusing!

Answer 13

for 5 × 10^3


10 to the third power is 1000 (hint 3 zeros). multiply 1000 by 5 - 5000

Answer 14

= 5000 not subtract.

Answer 15

Ohhh that makes sense! Thank you!!!

Answer 16

Just out of curiosity, isn't that why we have more than 1 question?? So they're separate?

Answer 17

Which number makes this equation true?
v2 + 10v + 16 = (v + 8)(v + ?)

(1 point)
2
4
6
8

Answer 18

for problem 2.

10 to the ninth power is 1000000000 (hint nine zeros) multiply 1.22 = 1,220,000,000

Answer 19

Which number makes this equation true?
v2 + 10v + 16 = (v + 8)(v + ?)

(1 point)
2
4
6
8

Can you please help me

Answer 20

This is the last one i need help with!

Suppose that volumes of four stars in the Milky Way are 2.7 x 10^18 km^3, 6.9 x 10^12 km^3, 2.2 x 1012 km3, and 4.9 x 10^21 km^3. What is the order of the stars from least to greatest volume?

* 2.7 × 10^18, 6.9 × 10^12, 4.9 × 10^21, 2.2 × 10^12
* 2.2 × 10^12, 6.9 × 10^12, 2.7 × 10^18, 4.9 × 10^21
* 2.7 × 10^18, 6.9 × 10^12, 2.2 × 10^12, 4.9 × 10^21
* 2.2 × 10^12, 4.9 × 10^21, 2.7 × 10^18, 6.9 × 10^12

Answer 21

darkbonebeauty
(i substituted ? for a)

http://www.mathway.com/math_image.aspx?p=aSMB01SMB02FSMB03-vSMB02ESMB033SMB02eSMB03-16vSMB02ESMB032SMB02eSMB03-36v+128SMB10(v+8)SMB02ESMB032SMB02eSMB03SMB02fSMB03?p=181?p=42

Answer 22

Are you there? Its my last question!

Answer 23

here littleladybug

Answer 24

im here

Answer 25

Like this?

4.9 x 10^21 - 4900000000000000000000
2.7 x 10^18 - 2700000000000000000
6.9 x 10^12 - 6900000000000
2.2 x 10^12 - 2200000000000

Answer 26

from least to greatest, but you are right...

Answer 27

Oh duh...sorry flip that!

Answer 28

2.2 x 10^12 - 2200000000000
6.9 x 10^12 - 6900000000000
2.7 x 10^18 - 2700000000000000000
4.9 x 10^21 - 4900000000000000000000

Answer 29

So its b!

Answer 30

am i a big help, Im not trying to b conceited or anything, just want to know. (:

Answer 31

Yes! you are amazing help! Thank you soooo much!

Answer 32

you'r right!

Answer 33

its b

Answer 34

Thank you thank you thank you!!!

Answer 35

if you need more help, you can message me, okay?