Question

PLEASE HELP PLEASE HELP PLEASE HELP I'LL FAN AND MEDAL
8 7
What is the sum of 9.72 × 10^ and 1.93 × 10^?
7
A: 9.913 × 10^
8
B:9.913 × 10^
8
C:1.165 × 10^
9
D:1.165 × 10^

Answer 1

What do you think the answer is?

Answer 2

B

Answer 3

are you good in math

Answer 4

this is really easy though. Just add 9.72 + 1.93..

the 10th powers remain the same

Answer 5

i dont get it

Answer 6

i added it but i got 11.65

Answer 7

ok but what do i do with the 11.65

Answer 8

i'm positive

Answer 9

thATS unfortunate

Answer 10

wym

Answer 11

idk

Answer 12

so you dont get then

Answer 13

c and d are 1.165

Answer 14

i'm sorry i misread what you typed

Answer 15

Okay so, you should do this, do you have a calculator hun?

Answer 16

yea

Answer 17

Okaii type this into your calc
\[(9.72\times10^{8})+(1.93\times10^{7})\]

Answer 18

The method im thinking should work, but the reason why you are going to do this is because you want to find the sum of these two, so punch that in the calculator and tell me what you get for your answer

Answer 19

991300000

Answer 20

Okay so what you want to do now since you know that, is find the sum of the answers lol do you know what i mean?

Answer 21

yea so i would add it or times it

Answer 22

bruh go away i'm trying to work

Answer 23

So like for example, A is \[9.913\times10^{7}\]
We want to just punh that into the calculator just as it is and find the answer to the first answer choice

Answer 24

Nice going @batmano3

Answer 25

if its not 991300000 then you cross the choice out and try the next one

Answer 26

Thank You @Mr_Perfection_xD

Answer 27

ok thats not the answer

Answer 28

so you try the next one

Answer 29

its b

Answer 30

991300000

Answer 31

i was wrong all along xD

Answer 32

Lol Did i help? please fan and give me a testi lol trying to get my SS score up

Answer 33

i did thank you so so much

Answer 34

Do you understand scientific notation?

Answer 35

Your welcome any time <3 :) and yes sort of its for chemistry right?

Answer 36

@AmTran_Bus troll.

Answer 37

No seriously. The reason it is B is because you have to understand sci. notation.

Answer 38

Lol Or theres more than one way to find it out?

Answer 39

Math has multiple possibilities, this had scientific notation in it but the thing is, it just wanted the sum xD