siberianhusky1 siberianhusky1

13-01-2017
Mathematics

contestada

How many solutions does the equation have?

4|-2m| = 16

Respuesta :

apologiabiology apologiabiology

13-01-2017

for
|a|=b
to solve, solve
a=b and a=-b

so

4|-2m|=16
divide both sides by 4
|-2m|=4
assume
-2m=4 and -2m=-4
divide both sides by -2
m=-2 and m=2

there aer 2 solutions

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