20star05 20star05
  • 03-11-2017
  • Mathematics
contestada

what is 21 to the 2nd power

Respuesta :

ofahavea6 ofahavea6
  • 03-11-2017

21×21=441

Answer: 441
Answer Link

Otras preguntas

What was one way Emperor Meiji gained knowledge of the West? by sending government officials to Western countries by encouraging Western people to move to Japan
Why is Myrtle attracted to Tom? The Great Gatsby
What are the pros and cons of using fossils as evidence of evolution?.
Are exons and introns expressed or removed from pre-mRNA? A. Both exons and introns are expressed. B. Exons are expressed, and introns are removed. C. Exons are
Someone help find the value of these music notes !!!​
Question 8 of 10 What happens to air pressure as altitude increases? A. Air pressure decreases. B. Air pressure changes randomly. C. Air pressure stays the same
20 points!!!!!!!!!!!!!!!!!!!!
Use the given information: [tex]n = 20[/tex] , ∑[tex]x = 1570[/tex] , ∑[tex]x^{2} = 125696[/tex] , minimum = 60 , maximum = 100 Find the mean [tex]x^{-}[/tex].
In a fugue, what musical moment takes place after the initial subject?.
On a certain hot​ summer's day, 645 people used the public swimming pool. The daily prices are $1.75 for children and $2.50 for adults. The receipts for admissi