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D( x )
2*x-3 = 0
2*x-3 = 0
2*x-3 = 0
2*x-3 = 0 // + 3
2*x = 3 // : 2
x = 3/2
x in (-oo:3/2) U (3/2:+oo)
(16*x^5-(32*x^4)-(81*x)+162)/(2*x-3) = 0
(16*x^5-32*x^4-81*x+162)/(2*x-3) = 0
16*x^5-32*x^4-81*x+162 = 0
16*x^5-32*x^4-81*x+162 = 0
{ 1, -1, 2, -2, 3, -3, 6, -6, 9, -9, 18, -18, 27, -27, 54, -54, 81, -81, 162, -162 }
1
x = 1
16*x^5-32*x^4-81*x+162 = 65
1
-1
x = -1
16*x^5-32*x^4-81*x+162 = 195
-1
2
x = 2
16*x^5-32*x^4-81*x+162 = 0
2
x-2
16*x^4-81
16*x^5-32*x^4-81*x+162
x-2
32*x^4-16*x^5
162-81*x
81*x-162
0
16*x^4-81 = 0
{ 1, -1, 3, -3, 9, -9, 27, -27, 81, -81 }
1
x = 1
16*x^4-81 = -65
1
-1
x = -1
16*x^4-81 = -65
-1
3
x = 3
16*x^4-81 = 1215
3
-3
x = -3
16*x^4-81 = 1215
-3
9
x = 9
16*x^4-81 = 104895
9
-9
x = -9
16*x^4-81 = 104895
-9
27
x = 27
16*x^4-81 = 8502975
27
-27
x = -27
16*x^4-81 = 8502975
-27
81
x = 81
16*x^4-81 = 688747455
81
-81
x = -81
16*x^4-81 = 688747455
-81
{ 1/2, -1/2, 1/4, -1/4, 1/8, -1/8, 1/16, -1/16, -1/2, 1/2, -1/4, 1/4, -1/8, 1/8, -1/16, 1/16, 3/2, -3/2, 3/4, -3/4, 3/8, -3/8, 3/16, -3/16, -3/2, 3/2, -3/4, 3/4, -3/8, 3/8, -3/16, 3/16, 9/2, -9/2, 9/4, -9/4, 9/8, -9/8, 9/16, -9/16, -9/2, 9/2, -9/4, 9/4, -9/8, 9/8, -9/16, 9/16, 27/2, -27/2, 27/4, -27/4, 27/8, -27/8, 27/16, -27/16, -27/2, 27/2, -27/4, 27/4, -27/8, 27/8, -27/16, 27/16, 81/2, -81/2, 81/4, -81/4, 81/8, -81/8, 81/16, -81/16, -81/2, 81/2, -81/4, 81/4, -81/8, 81/8, -81/16, 81/16 }
1/2
x
1/2
16*x^4-81 = -80
1/2
-1/2
x
-1/2
16*x^4-81 = -80
-1/2
1/4
x
1/4
16*x^4-81 = -80.9375
1/4
-1/4
x
-1/4
16*x^4-81 = -80.9375
-1/4
1/8
x
1/8
16*x^4-81 = -80.99609375
1/8
-1/8
x
-1/8
16*x^4-81 = -80.99609375
-1/8
1/16
x
1/16
16*x^4-81 = -80.99975586
1/16
-1/16
x
-1/16
16*x^4-81 = -80.99975586
-1/16
-1/2
x
-1/2
16*x^4-81 = -80
-1/2
1/2
x
1/2
16*x^4-81 = -80
1/2
-1/4
x
-1/4
16*x^4-81 = -80.9375
-1/4
1/4
x
1/4
16*x^4-81 = -80.9375
1/4
-1/8
x
-1/8
16*x^4-81 = -80.99609375
-1/8
1/8
x
1/8
16*x^4-81 = -80.99609375
1/8
-1/16
x
-1/16
16*x^4-81 = -80.99975586
-1/16
1/16
x
1/16
16*x^4-81 = -80.99975586
1/16
3/2
x
3/2
16*x^4-81 = 0
3/2
x-3/2
16*x^3+24*x^2+36*x+54
16*x^4-81
x-3/2
24*x^3-16*x^4
24*x^3-81
36*x^2-24*x^3
36*x^2-81
54*x-36*x^2
54*x-81
81-54*x
0
16*x^3+24*x^2+36*x+54 = 0
{ 1, -1, 2, -2, 3, -3, 6, -6, 9, -9, 18, -18, 27, -27, 54, -54 }
1
x = 1
16*x^3+24*x^2+36*x+54 = 130
1
-1
x = -1
16*x^3+24*x^2+36*x+54 = 26
-1
2
x = 2
16*x^3+24*x^2+36*x+54 = 350
2
-2
x = -2
16*x^3+24*x^2+36*x+54 = -50
-2
3
x = 3
16*x^3+24*x^2+36*x+54 = 810
3
-3
x = -3
16*x^3+24*x^2+36*x+54 = -270
-3
6
x = 6
16*x^3+24*x^2+36*x+54 = 4590
6
-6
x = -6
16*x^3+24*x^2+36*x+54 = -2754
-6
9
x = 9
16*x^3+24*x^2+36*x+54 = 13986
9
-9
x = -9
16*x^3+24*x^2+36*x+54 = -9990
-9
18
x = 18
16*x^3+24*x^2+36*x+54 = 101790
18
-18
x = -18
16*x^3+24*x^2+36*x+54 = -86130
-18
27
x = 27
16*x^3+24*x^2+36*x+54 = 333450
27
-27
x = -27
16*x^3+24*x^2+36*x+54 = -298350
-27
54
x = 54
16*x^3+24*x^2+36*x+54 = 2591406
54
-54
x = -54
16*x^3+24*x^2+36*x+54 = -2451330
-54
{ 1/2, -1/2, 1/4, -1/4, 1/8, -1/8, 1/16, -1/16, -1/2, 1/2, -1/4, 1/4, -1/8, 1/8, -1/16, 1/16, 2/2, -2/2, 2/4, -2/4, 2/8, -2/8, 2/16, -2/16, -2/2, 2/2, -2/4, 2/4, -2/8, 2/8, -2/16, 2/16, 3/2, -3/2, 3/4, -3/4, 3/8, -3/8, 3/16, -3/16, -3/2, 3/2, -3/4, 3/4, -3/8, 3/8, -3/16, 3/16, 6/2, -6/2, 6/4, -6/4, 6/8, -6/8, 6/16, -6/16, -6/2, 6/2, -6/4, 6/4, -6/8, 6/8, -6/16, 6/16, 9/2, -9/2, 9/4, -9/4, 9/8, -9/8, 9/16, -9/16, -9/2, 9/2, -9/4, 9/4, -9/8, 9/8, -9/16, 9/16, 18/2, -18/2, 18/4, -18/4, 18/8, -18/8, 18/16, -18/16, -18/2, 18/2, -18/4, 18/4, -18/8, 18/8, -18/16, 18/16, 27/2, -27/2, 27/4, -27/4, 27/8, -27/8, 27/16, -27/16, -27/2, 27/2, -27/4, 27/4, -27/8, 27/8, -27/16, 27/16, 54/2, -54/2, 54/4, -54/4, 54/8, -54/8, 54/16, -54/16, -54/2, 54/2, -54/4, 54/4, -54/8, 54/8, -54/16, 54/16 }
1/2
x
1/2
16*x^3+24*x^2+36*x+54 = 80
1/2
-1/2
x
-1/2
16*x^3+24*x^2+36*x+54 = 40
-1/2
1/4
x
1/4
16*x^3+24*x^2+36*x+54 = 64.75
1/4
-1/4
x
-1/4
16*x^3+24*x^2+36*x+54 = 46.25
-1/4
1/8
x
1/8
16*x^3+24*x^2+36*x+54 = 58.90625
1/8
-1/8
x
-1/8
16*x^3+24*x^2+36*x+54 = 49.84375
-1/8
1/16
x
1/16
16*x^3+24*x^2+36*x+54 = 56.34765625
1/16
-1/16
x
-1/16
16*x^3+24*x^2+36*x+54 = 51.83984375
-1/16
-1/2
x
-1/2
16*x^3+24*x^2+36*x+54 = 40
-1/2
1/2
x
1/2
16*x^3+24*x^2+36*x+54 = 80
1/2
-1/4
x
-1/4
16*x^3+24*x^2+36*x+54 = 46.25
-1/4
1/4
x
1/4
16*x^3+24*x^2+36*x+54 = 64.75
1/4
-1/8
x
-1/8
16*x^3+24*x^2+36*x+54 = 49.84375
-1/8
1/8
x
1/8
16*x^3+24*x^2+36*x+54 = 58.90625
1/8
-1/16
x
-1/16
16*x^3+24*x^2+36*x+54 = 51.83984375
-1/16
1/16
x
1/16
16*x^3+24*x^2+36*x+54 = 56.34765625
1/16
2/2
x
2/2
16*x^3+24*x^2+36*x+54 = 130
2/2
-2/2
x
-2/2
16*x^3+24*x^2+36*x+54 = 26
-2/2
2/4
x
2/4
16*x^3+24*x^2+36*x+54 = 80
2/4
-2/4
x
-2/4
16*x^3+24*x^2+36*x+54 = 40
-2/4
2/8
x
2/8
16*x^3+24*x^2+36*x+54 = 64.75
2/8
-2/8
x
-2/8
16*x^3+24*x^2+36*x+54 = 46.25
-2/8
2/16
x
2/16
16*x^3+24*x^2+36*x+54 = 58.90625
2/16
-2/16
x
-2/16
16*x^3+24*x^2+36*x+54 = 49.84375
-2/16
-2/2
x
-2/2
16*x^3+24*x^2+36*x+54 = 26
-2/2
2/2
x
2/2
16*x^3+24*x^2+36*x+54 = 130
2/2
-2/4
x
-2/4
16*x^3+24*x^2+36*x+54 = 40
-2/4
2/4
x
2/4
16*x^3+24*x^2+36*x+54 = 80
2/4
-2/8
x
-2/8
16*x^3+24*x^2+36*x+54 = 46.25
-2/8
2/8
x
2/8
16*x^3+24*x^2+36*x+54 = 64.75
2/8
-2/16
x
-2/16
16*x^3+24*x^2+36*x+54 = 49.84375
-2/16
2/16
x
2/16
16*x^3+24*x^2+36*x+54 = 58.90625
2/16
3/2
x
3/2
16*x^3+24*x^2+36*x+54 = 216
3/2
-3/2
x
-3/2
16*x^3+24*x^2+36*x+54 = 0
-3/2
x+3/2
16*x^2+36
16*x^3+24*x^2+36*x+54
x+3/2
-16*x^3-24*x^2
36*x+54
-36*x-54
0
16*x^2+36 = 0
DELTA = 0^2-(4*16*36)
DELTA = -2304
DELTA < 0
x in { 2, 3/2, -3/2}
(x-2)*(x-3/2)*(x+3/2) = 0
((x-2)*(x-3/2)*(x+3/2))/(2*x-3) = 0
( x+3/2 )
x+3/2 = 0 // - 3/2
x = -3/2
( x-2 )
x-2 = 0 // + 2
x = 2
( x-3/2 )
x-3/2 = 0 // + 3/2
x = 3/2
x in { 3/2}
x in { -3/2, 2 }
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