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Math Problems
Algebra 2
Find the sum of an arithmetic series
a.
x
2
−
6
x
+
8
=
0
x^{2}-6 x+8=0
x
2
−
6
x
+
8
=
0
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What is the period of
\newline
y
=
−
2
sin
(
2
3
x
−
4
)
?
y=-2 \sin \left(\frac{2}{3} x-4\right) ?
y
=
−
2
sin
(
3
2
x
−
4
)
?
\newline
Give an exact value.
\newline
units
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Find the sum of the finite arithmetic series.
∑
n
=
1
10
(
7
n
+
4
)
\sum_{n=1}^{10} (7n+4)
∑
n
=
1
10
(
7
n
+
4
)
\newline
______
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