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BrunaBarrosbw17
@BrunaBarrosbw17
November 2019
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Me ajudem, 4x²+32x+60=0
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analuizaboneka
4x*+32x+64-4=0
4x*+32+60=0
a: 4
b:32
c:60
delta= b*-4.a.c
32*-4.4.60
1024-960
delta=64
x= -b +/- raíz de delta
-------------------------
2.a
x= -32 +/- 64
-------------
2.4
X= -32 +/- 64
--------------
8
x'= -32+64 = 32 = 4
----------- ----
8 8
x"= -32-64 = -96 = -12
--------- -----
8 8
Resposta: x'= 4
x"= -12
Espero ter ajudado!!!
2 votes
Thanks 7
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4x*+32+60=0
a: 4
b:32
c:60
delta= b*-4.a.c
32*-4.4.60
1024-960
delta=64
x= -b +/- raíz de delta
-------------------------
2.a
x= -32 +/- 64
-------------
2.4
X= -32 +/- 64
--------------
8
x'= -32+64 = 32 = 4
----------- ----
8 8
x"= -32-64 = -96 = -12
--------- -----
8 8
Resposta: x'= 4
x"= -12
Espero ter ajudado!!!