1.5 Equations
1.5 Equations
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U stz- -f /^I I
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2v+6:-eu
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f,4*+c a-n 9-c,l,uR exar^fs
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!x-0= 7
3K: f - 4
tr = 4+8
t-x : ? 4 x--l
a-
7-,x:4 x =40
U lo
2e
-->Q,-tW4s
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x+z S
4
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I ,(**t)s
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13
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z
zA = (u* b) '4' -> ltb= +
4
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ql P
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v
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t
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x
f**'7 "41 (g-,
T, ulillA XL+ b a LlcYe
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:o (r- z)L= z e X'z= E X= 2+f>
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X'Z = -{z --
/z-z/-!a=o
w 2,1 -r 12 - l' L3 C2
(x-o )
Z
4
v
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b"- 4 ac
t z7/ +
4a' f*a +L =707 foo-t
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2A Subtracf
s) X= -L + bz- 4ae l) =
2a
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GYa r4J>I1 \ @ Y2,3x+ (z - o X--
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?q
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s,ln'fda )t"s*
wd@ lY- 6 4 7k
a
a
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(y'-a)(y-:) -o
z
O
Y -3 =
rJ-
lrl= 3 J Y=5
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H zt"-st f 3:o
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a
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4 /6a - 4lt* lA : o 6+4 = t6@
4) lerlo - €4 L=o 34= Zso =Zf
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t
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s, (^re @) t -_-.
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