Member Since October 16, 2009 , From United States
About PGroot:

Mathematician, computer researcher


Recent Activity by PGroot

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Answered: I want to have a contact to relations to the ...

Artist Signe Larson (one s in Larson) of Lindsborg KS died in 1993. A news story said that she retired to Nebraska to be near family members. She died in Cordova NE, near Lincoln.

Answered: What is the biggest star in the uinverse?

There is a star W26 in the Westerlund region, a red supergiant that is 1530 times the width of our sun. That could be the largest. Wikipedia lists other stars as larger based on the average estimate ...

Answered: Clock

I think you are looking for how to power a battery operated clock with a potato. The secret is that you need two dissimilar metals, usually copper and zinc (galvanized steel), to make a battery, and ...

Answered: What region is the grand canyon in?

Grand Canyon National Park is in the state of Arizona. That puts it in the Western US region, according to the census, specifically in the Mountain part. It is in the Southwest region, according to ...

Answered: Is goldilocks and the three bears a grimm ...

Goldilocks was first published by Southey in 1837. Goldilocks and the Three Bears was not in the Grimm Fairytales, which first came out in 1811, and it was not included in the 1857 collection. But ...

Answered: How many countries speak French?

There are 29 countries where French is an official language. France, of course. Belgium (majority). Luxembourg (majority). Monaco (majority). Switzerland. Canada (majority in Quebec). Haiti ...

Answered: How can i get to the north pole?

The shortest distance would be to head north. But there is the Arctic Ocean, so your best travel option is not by car. You could fly over the pole. You could go by boat at the right time of year ...

Answered: Algebra

I think you mean y=4x+5, with the domain x less than or equal to 0. For x = 0, y=5. For x = -1, y=1. For x = -2, y=-3. You can plot those points and connect them with a straight line starting at ...

Answered: P=3.5-y what is the value of P when x=-9 and y=-6 ...

You are told that P=3.5-y, and you are told that y=-6, so substitute -6 for y and you get P=3.5-(-6) or P=3.5+6 which is 9.5. The value of x does not matter in the equation for P.

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Drunken Mike says:
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