1 Encontre as raízes e justifique: a) 36
porque
II
b) 81 =
porque
X х
=
c) √121 =
porque
d) 7100
porque
e) 144
porque
X Х
f) 225
porque
2 Complete o quadro.
6
8
12.
9
5
10
7
11
4
3
2
1
O
Número
49
9
Seu
quadrado​

What is the difference of the fractions use the number line and equivalent fractions to find the answer -2 1 2 -1-34 i’m already started the quiz

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?