find the value of x , 4x^2=64
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Answered by
1
Answer:
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step by step explanation
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Answered by
1
Answer:
For
a
x
2
+
b
x
+
c
=
0
, the values of
x
which are the solutions to the equation are given by:
x
=
−
b
±
√
b
2
−
(
4
a
c
)
2
⋅
a
Substituting:
4
for
a
0
for
b
−
64
for
c
gives:
x
=
−
0
±
√
0
2
−
(
4
⋅
4
⋅
−
64
)
2
⋅
4
x
=
±
√
0
−
(
−
1024
)
8
x
=
±
√
1024
8
x
=
±
32
8
x=±4
Step-by-step explanation:
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