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The age of the universe is thought to be about 14 billion years. Assuming two significant figures, write this in powers of ten in (a) years, (b) seconds.
answered
Jul 23, 2017
Physics
high-school
3
votes
5.8k
views
What does "off the record" mean? information that comes from an official during a press conference information that cannot be attributed to a source information that comes from an official via a press
answered
Mar 11, 2017
History
middle-school
2
votes
212k
views
This is for my adv. precal class
answered
Mar 4, 2017
Mathematics
high-school
4
votes
22.0k
views
The area of a square mirror is 256 squared inches. A rectangle mirror has a width the same as the square mirror's width. It's Length is two inches longer than its width. What is the area of the rectangular
answered
Sep 13, 2016
Mathematics
high-school
7
votes
153k
views
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