midnightswag45
midnightswag45
12-01-2017
Mathematics
contestada
What is the square root of 81?
Respuesta :
bc00014
bc00014
12-01-2017
Let say 81=x.
The square root of x is a number*the same number=x.
In our case, -8 and 8 works.
But, because this question asks just for the square root, we use the principal root which is just 9.
9 is your answer.
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
What functional groups define the two different ends of a dna strand?
Certain "rules" of chemistry are used to simplify concepts when in fact sometimes these rules are often "broken." Place the proper word into each sentence illus
can someone help me ?
Accommodation is said to occur when a child believes that a. an object exists even if it can't be seen at that moment. b. adds increasingly more symbolic repr
Which of the following is true of COQ measures? A. They focus managers' attention on how poor quality affects operating income. B. They direct attention to fi
A survey asked a group of teachers to choose their favorite type of lunch. The results of the survey are shown in the table. Based on this data, what is the app
Your body contains tens of thousands of different proteins, each with a specific structure and function. The unique three-dimensional shape of each of these div
What are 3 food items that would most likely comprise an atherogenic diet, or a diet that increases the likelihood of atherosclerosis and heart disease?
Which of the following statements regarding isotopes is TRUE? a. Isotopes have the same number of protons and neutrons, but vary in the number of electrons the
Biological polymers are made by bringing together subunits, in a chemical reaction that generates a water molecule as a byproduct. This type of chemical reactio
