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4382538
ACTIVIDAD 6 ABCDE KINRHA
Description
Enlace Matemáticas Quiz on ACTIVIDAD 6 ABCDE KINRHA, created by kinrha on 27/01/2016.
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expresiones algebraicas
matemáticas
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Quiz by
kinrha
, updated more than 1 year ago
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Created by
kinrha
over 8 years ago
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Resource summary
Question 1
Question
\(\frac{8}{x}\)=2
Answer
3
4
5
6
Question 2
Question
\(\frac{5}{3x-3}\)=\(\frac{5x}{x-1}\)
Answer
\(\frac{1}{3}\)
0
\(\frac{1}{5}\)
3
Question 3
Question
\(\frac{x-1}{8}\)-\(\frac{2x-3}{16}\)=\(\frac{2}{3}\)(\(\frac{3x}{2}\)+\(\frac{3}{2}\))
Answer
8
-\(\frac{21}{16}\)
\(\frac{21}{16}\)
-\(\frac{16}{21}\)
Question 4
Question
4(\(\frac{2x+3}{8}\)-\(\frac{5+2x}{4}\))=4(\(\frac{-8x+3}{7}\))+4(\(\frac{3x}{2}\))
Answer
\(\frac{-22}{73}\)
\(\frac{73}{22}\)
\(\frac{-73}{22}\)
\(\frac{-13}{40}\)
Question 5
Question
\(x^2\)+\(\frac{1}{2}\)=\(\frac{3}{2}\)
Answer
\(x_1\)= \(\frac{1}{4}\) \(x_2\)= \(\frac{-1}{4}\)
\(x_1\)= \(\frac{1}{2}\) \(x_2\)= \(\frac{-1}{2}\)
\(x_1\)= \(\frac{4}{2}\) \(x_2\)= \(\frac{-4}{2}\)
\(x_1\)= 1 \(x_2\)= -1
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