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6.8 Solving equations graphically: intro
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Graphical Solution
Graphical Solution
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"x" approximately equal negative 3.8 7 9
x
≈
−
3
.
8
7
9
"x" approximately equal negative 1.6 5 3
x
≈
−
1
.
6
5
3
"x" approximately equal negative 0.4 6 8
x
≈
−
0
.
4
6
8
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
functions
(
(
)
)
less than
<
greater than
>
4
4
5
5
6
6
times
×
| "a" |
|
a
|
,
,
less than or equal to
≤
greater than or equal to
≥
1
1
2
2
3
3
negative
−
A B C
StartRoot, , EndRoot
pi
π
0
0
.
.
equals
=
positive
+
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