Question

Evaluate this giving your answer in scientific notation
2.8 * 10^9 + 2500 * 124000

Answer 1

evaluate... whats throwing u off ?

Answer 2

no, I actually did it but my answer is wrong to the book ans

Answer 3

what did you get?

Answer 4

ok,

2.8 * 10^9 + 2500 * 124000

2.8 * 10^9 + (2.5 * 1.24) * 10^8

2.8 * 10^9 + (3.1) * 10^8

2.8 * 10^9 + (.31) * 10^9

factor 10^9, and add.. ?

Answer 5

...

Answer 6

ok then whts your ans?

Answer 7

that's not how it works, you tell us yours xD

Answer 8

@ganeshie8 whts your ans?

Answer 9

311*10^7 LOL

Answer 10

^^that's not it

Answer 11

well that's not wht the book says @chmvijay

Answer 12

http://www.wolframalpha.com/input/?i=scientific+notation+%3A+2.8*10%5E9%2B2500*124000

3.11 * 10^9

Answer 13

LOL then

Answer 14

u can use wolfram to check ur answers, it can check ur text book answers also ;p

Answer 15

LOL its correct only

Answer 16

wolfram???

Answer 17

yes, click the link above

Answer 18

so, my ans is wright

Answer 19

u got the same answer is it.. then textbook answer is wrong... move on...

Answer 20

um.... but this is the first time the text book has wrong answer but I will check with other

Answer 21

so still have doubts

Answer 22

ok textbooks can have typos... trust urself more than the stupid printer :)

Answer 23

has ask in another thread..

Answer 24

anyway thanks

Answer 25

np

Answer 26

haaa haaa @ganeshie8 JUT LOL with this problem haaa haaaa haaaa