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Let’s check out your problem:
What is the conjugate of
−
4
+
8
i
-4+8 i
−
4
+
8
i
?
\newline
4
−
8
i
4-8 i
4
−
8
i
\newline
8
−
4
i
8-4 i
8
−
4
i
\newline
4
+
8
i
4+8 i
4
+
8
i
\newline
−
4
−
8
i
-4-8 i
−
4
−
8
i
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Math Problems
Algebra 2
Complex conjugates
Full solution
Q.
What is the conjugate of
−
4
+
8
i
-4+8 i
−
4
+
8
i
?
\newline
4
−
8
i
4-8 i
4
−
8
i
\newline
8
−
4
i
8-4 i
8
−
4
i
\newline
4
+
8
i
4+8 i
4
+
8
i
\newline
−
4
−
8
i
-4-8 i
−
4
−
8
i
Identify parts of complex number:
Identify the real and imaginary parts of the given complex number
−
4
+
8
i
-4 + 8i
−
4
+
8
i
.
\newline
Real part:
−
4
-4
−
4
\newline
Imaginary part:
8
8
8
Find complex conjugate:
Determine the complex conjugate of
−
4
+
8
i
-4 + 8i
−
4
+
8
i
by changing the sign of the imaginary part.
\newline
Complex conjugate:
−
4
−
8
i
-4 - 8i
−
4
−
8
i
More problems from Complex conjugates
Question
Simplify.
\newline
8
i
+
6
i
8i + 6i
8
i
+
6
i
\newline
\newline
Write your answer in the form
a
+
b
i
a + bi
a
+
bi
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Question
Find the complex conjugate of the given number.
\newline
4
+
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\newline
\newline
Write your answer in the form
a
+
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Question
Simplify.
\newline
−
4
i
−
9
i
\frac{{-4i}}{{-9i}}
−
9
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−
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i
\newline
\newline
Write your simplified answer in the form
a
+
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a + bi
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Question
Combine the like terms to create an equivalent expression.
\newline
7
k
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0
7k-k+19=\boxed{\phantom{0}}
7
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=
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Apply the distributive property to factor out the greatest common factor.
\newline
9
+
12
n
=
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9
+
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n
=
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Question
Solve the equation.
\newline
12
=
n
−
9
n
=
□
\begin{aligned} & 12=n-9 \\ n= & \square \end{aligned}
n
=
12
=
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−
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□
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Posted 1 year ago
Question
What is the amplitude of
y
=
−
sin
(
8
x
−
3
)
+
5
y=-\sin (8 x-3)+5
y
=
−
sin
(
8
x
−
3
)
+
5
?
\newline
units
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Posted 1 year ago
Question
What is the period of
\newline
y
=
4
sin
(
−
2
x
+
7
)
−
1
?
y=4 \sin (-2 x+7)-1 \text { ? }
y
=
4
sin
(
−
2
x
+
7
)
−
1
?
\newline
Give an exact value.
\newline
units
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Posted 1 year ago
Question
3
⋅
(
3
+
20
i
)
=
3 \cdot(3+20 i)=
3
⋅
(
3
+
20
i
)
=
\newline
Your answer should be a complex number in the form
a
+
b
i
a+b i
a
+
bi
where
a
a
a
and
b
b
b
are real numbers.
Get tutor help
Posted 1 year ago
Question
(
35
−
23
i
)
+
(
13
+
25
i
)
=
(35-23 i)+(13+25 i)=
(
35
−
23
i
)
+
(
13
+
25
i
)
=
\newline
Express your answer in the form
(
a
+
b
i
)
(a+b i)
(
a
+
bi
)
.
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Posted 1 year ago
Related topics
Algebra - Order of Operations
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`X` and `Y` Axes
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Common Multiple
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