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MAITHEMININS
\newline
If
\newline
x=\left(\begin{array}{c}6\3\end{array}\right),y=\left(\begin{array}{c}-1\5\end{array}\right),z=\left(\begin{array}{c}-4\2\end{array}\right),w=\left(\begin{array}{c}0\-3\end{array}\right),y=0
\newline
(
a
)
(a)
(
a
)
\newline
x
−
y
x-y
x
−
y
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Math Problems
Algebra 2
Evaluate expression when a complex numbers and a variable term is given
Full solution
Q.
MAITHEMININS
\newline
If
\newline
x=\left(\begin{array}{c}6\3\end{array}\right),y=\left(\begin{array}{c}-1\5\end{array}\right),z=\left(\begin{array}{c}-4\2\end{array}\right),w=\left(\begin{array}{c}0\-3\end{array}\right),y=0
\newline
(
a
)
(a)
(
a
)
\newline
x
−
y
x-y
x
−
y
Given Vectors:
Given vectors:
\newline
x
=
(
6
3
)
x = \left(\begin{array}{c} 6 \ 3 \end{array}\right)
x
=
(
6
3
)
\newline
y
=
(
−
1
5
)
y = \left(\begin{array}{c} -1 \ 5 \end{array}\right)
y
=
(
−
1
5
)
\newline
We need to subtract
y
y
y
from
x
x
x
.
Perform Subtraction:
Perform the subtraction:
\newline
x
−
y
=
(
[
6
]
−
[
−
1
]
,
[
3
]
−
[
5
]
)
x - y = ([6] - [-1], [3] - [5])
x
−
y
=
([
6
]
−
[
−
1
]
,
[
3
]
−
[
5
])
\newline
x
−
y
=
(
[
6
+
1
]
,
[
3
−
5
]
)
x - y = ([6 + 1], [3 - 5])
x
−
y
=
([
6
+
1
]
,
[
3
−
5
])
\newline
x
−
y
=
(
[
7
]
,
[
−
2
]
)
x - y = ([7], [-2])
x
−
y
=
([
7
]
,
[
−
2
])
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\newline
Give an exact value.
\newline
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\newline
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Which of the following is equivalent to the complex number
i
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i^{21}
i
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\newline
Choose
1
1
1
answer:
\newline
(A)
1
1
1
\newline
(B)
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i
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(C)
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(D)
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Express the radical using the imaginary unit,
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\newline
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−
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=
±
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±
−
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=
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Express the radical using the imaginary unit,
i
i
i
.
\newline
Express your answer in simplified form.
\newline
±
−
35
=
±
\pm \sqrt{-35}= \pm
±
−
35
=
±
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Express the radical using the imaginary unit,
i
i
i
.
\newline
Express your answer in simplified form.
\newline
±
−
80
=
±
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−
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i
i
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\newline
Express your answer in simplified form.
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−
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−
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