Решение в приложении.
<em>Sunny Storm (Darknight)</em>
3Y^2 + 8Y + 4 = 0
D = 64 - 4*3*4 = 64 - 48 = 16
V D = 4
X1 = ( - 8 + 4 ) : 6 = ( - 4/6 ) = ( - 2/3 )
X2 = ( - 12 ) : 6 = ( - 2 )
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-6X^2 + 13X - 6 = 0
D = 169 - 4*(-6)*(-6) = 169 - 144 = 25
V D = 5
X1 = ( - 13 + 5 ) : ( - 12 ) = + 8/12 = 4/6 = 2/3
X2 = ( - 18 ) : ( - 12 ) = + 1.5
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X^4 - 13X^2 + 36 = 0
X^2 = A ( A > 0 )
A^2 - 13A + 36 = 0
D = 169 - 4*1*36 = 169 - 144 = 25
V D = 5
A1 = ( - 1 + 5 ) : 2 = 2
A2 = ( - 6 ) : 2 = ( - 3 ) ( < 0 )
X^2 = 2 ---> X = V 2
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На репетиционный экзамен похоже .
1.3,6×2,2=7,92
<span>2.7,92/4,8=1,65.Удачи.</span>
1)x=2;y=-1;2)x=1;y=3;3)x=4;y=-1;4)x=5;y=5
T=3
f(141)=f(3+138)=f(3+3*46)=f(3)=7 k=46
f(-134)=f(4-138)=f(4-3*46)=f(4)=11 k=-46
f(332)=f(17+315)=f(17+3*105)=f(17)=13 k=105
f(-8,9)=f(0,1-9)=f(0,1-3*3)=f(0,1)=0 k=-3