edg9irlcwcqessa
edg9irlcwcqessa edg9irlcwcqessa
  • 24-05-2016
  • Mathematics
contestada

What is the product of 3.4 × 10−14 and 1.8 × 1028?

6.12 × 1014
9.4 × 1014
5.2 × 1042
6.12 × 1042

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 02-06-2016
remember
(x^m)(x^n)=x^(m+n)
and commutaitve property

(3.4 times 10^-14) times (1.8 times 10^28)=
(3.4)(10^-14)(1.8)(10^28)=
(3.4)(1.8)(10^-14)(10^28)=
(6.12)(10^(-14+28))=
(6.12)(10^14)

answer is first option
Answer Link
calculista
calculista calculista
  • 29-12-2018

Answer:

[tex]6.12*10^{14}[/tex]

Step-by-step explanation:

we know that

[tex](a*10^{m})*(b*10^{n})=(a*b)*10^{m+n}[/tex]

In this problem we have

[tex]a*10^{m}=3.4*10^{-14}[/tex]

[tex]b*10^{n}=1.8*10^{28}[/tex]

therefore

[tex]3.4*10^{-14} *1.8*10^{28}=(3.4*1.8)*10^{-14+28}=6.12*10^{14}[/tex]

Answer Link

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