What is the following number in decimal form? 8.61 × 10 ^–8 a. 0.000000861 b. 0.0000000861 c. 8,610,000 d. 861,000,000

asked Apr 7, 2016 156k views

4 votes

What is the following number in decimal form? 8.61 × 10 ^–8

a. 0.000000861
b. 0.0000000861
c. 8,610,000
d. 861,000,000

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6 votes

Answer:

Explanation:

CrunchyTopping answered Apr 9, 2016

8.2k points

4 votes

$10^(-n)=0\underbrace{.00...01}_(n)\\\\therefore\\\\8.61*10^(-8)=8.61*0.00000001=\huge\boxed{0.0000000861}$

Allonym answered Apr 12, 2016

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