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Spring98
 one year ago
Multiply (2.0 • 10^–4) • (3.1 • 10^–20). Express the answer in scientific notation.
A. 6.2 • 10^–80
B. 6.2 • 10^–24
C. 6.2 • 10^24
D. 6.2 • 10^80
Spring98
 one year ago
Multiply (2.0 • 10^–4) • (3.1 • 10^–20). Express the answer in scientific notation. A. 6.2 • 10^–80 B. 6.2 • 10^–24 C. 6.2 • 10^24 D. 6.2 • 10^80

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0It should be 6.2*10^24

Spring98
 one year ago
Best ResponseYou've already chosen the best response.0@tiara.c how do you know?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0(n x 10^a) • (m x 10^b) = (n · m) x 10^a+b

madhu.mukherjee.946
 one year ago
Best ResponseYou've already chosen the best response.0@Spring98 i'm sorry i could not help you

madhu.mukherjee.946
 one year ago
Best ResponseYou've already chosen the best response.0@tiara.c thanks for helping spring

Spring98
 one year ago
Best ResponseYou've already chosen the best response.0it's fine i got help from @tiara.c

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0and if something like this happens: (5.1 x 10^4) • (2.5 x 10^3) = 12.75 x 10^7, where the first number isn't in correct scientific notation, then you would have to move the decimal and change the exponent as well. like: 1.275 x 10^8

Spring98
 one year ago
Best ResponseYou've already chosen the best response.0Thanks @tiara.c u are very helpfull

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I'm glad I could help:)
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