FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

96

Transcript of FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

Page 1: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.
Page 2: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.
Page 3: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.
Page 4: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

1 2 0rx x r

F O I L2x

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1 2 0rx x r

2x

F O I L

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1 2 0rx x r

22x r x

F O I L

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1 2 0rx x r

22 1x r x r x

F O I L

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1 2 0rx x r

22 1 1 2 0x r x r x r r

F O I L

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1 2 0rx x r

22 1 1 2 0x xx r r r r

F O I L

22 1 1 2 0x r rx r r

22 1 1 2 0xx r r r r

12

22 1 0x r r x r r

Page 10: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

21 2 1 2 0x r r x r r

1r 2r

2x The Sum

of the Roots Times

x The Product of the

Roots0

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1 4 3r i 2 4 3r i

2 4 3 04 3 4 3 4 3x xi i i i

21 2 1 2 0x r r x r r

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1 4 3r i 2 4 3r i

2 4 3 04 3 4 3 4 3x xi i i i

21 2 1 2 0x r r x r r

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1 4 3r i 2 4 3r i

2 4 3 04 3 4 3 4 3x xi i i i

21 2 1 2 0x r r x r r

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1 4 3r i 2 4 3r i

2 4 3 04 3 4 3 4 3x xi i i i

2x 8x

21 2 1 2 0x r r x r r

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4 3 4 3i i

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1 4 3r i 2 4 3r i

21 2 1 2 0x r r x r r

2 4 3 04 3 4 3 4 3x xi i i i

2x 8x 25 0

2 8 25 0x x

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1) 5i 2 25 0x

3) 5 2

2 6 34 0x x 2) 3 5i

4) 6 2i

2 10 23 0x x

2 12 38 0x x

2 35)

2

i24 8 7 0x x

Integral Coefficients

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“i”

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1) 2 5 1 3i i 17 i

23) 6 7i

34 2i 2) 3 7 2 4i i

13 84i

2 24) 3 2 3 2i i 169

Page 20: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.
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5

3 4i3 4

3 4

i

i

Multiply Denominator by the Conjugate

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5

3 4i3 4

3 4

i

i

3 4

5 5i

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5

3 4i3 4

3 4

i

i

3 4

5 5i

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5

3 4i3 4

3 4

i

i

5

3

5

4i

Imaginary Part

Real Part

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151)

2 i6 3i

53)

5

i

i

3 1

5 5i 2

2)3 i

12 5

13 13i

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101

0

5k

k

2nd List

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101

0

5k

k

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101

0

5k

k

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101

0

5k

k

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101

0

5k

k

2nd List

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101

0

5k

k

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101

0

5k

k

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101

0

5k

k

Page 35: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

101

0

5k

k

You can use

“K” but x is faster

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101

0

5k

k

x

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101

0

5k

k

xx

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101

0

5k

k

xx

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101

0

5k

k

xx

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101

0

5k

k

xx

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101

0

5k

k

xx

61,035,155

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56

1

1) 1.1 5k

k

2035.6

24

15

3) 1 4h

h

496,907,841.1 100

1

2) 1.2t

t

770

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4 3 6

5 7 1

x y

x y

2nd Matrix

Page 45: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

4 3 6

5 7 1

x y

x y

2nd Matrix

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4 3 6

5 7 1

x y

x y

Page 47: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

4 3 6

5 7 1

x y

x y

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4 3 6

5 7 1

x y

x y

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4 3 6

5 7 1

x y

x y

2nd Matrix

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4 3 6

5 7 1

x y

x y

2nd Matrix

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4 3 6

5 7 1

x y

x y

2nd Matrix

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4 3 6

5 7 1

x y

x y

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4 3 6

5 7 1

x y

x y

2nd Matrix

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4 3 6

5 7 1

x y

x y

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4 3 6

5 7 1

x y

x y

3x

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4 3 6

5 7 1

x y

x y

3x 2y

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4 3 6

5 7 1

x y

x y

3x 2y

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4 3 6

5 7 1

x y

x y

3x 2y

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

Page 65: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

1

3

3 2 5x y

2 7x y z

2 3 2 2x y z

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

Page 66: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

1

2

11 25x y

3 3 6 21x y z

2 8 6 4x y z

3

2

1

3

3 2 5x y

2 7x y z

2 3 2 2x y z

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1

3

3 2 5x y

2 7x y z

2 3 2 2x y z 1

2

11 25x y

3 3 6 21x y z

2 8 6 4x y z

3

2

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

3 2 5x y 11 25x y

4

5

Page 68: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

3 2 5x y 11 25x y

4

5

3 2 5x y 4

3 33 75x y 53

35 70y

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3 2 5x y 11 25x y

4

5

3 2 5x y 4

3 33 75x y 53

35 70y 35

2y 35

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3 2 5x y 11 25x y

45

3 2 5x y 43 33 75x y 53

35 70y

2y

11 25x y 5

11 252x 22 25x 22 22

3x

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2y

3x

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3x 2y

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3x

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

2y

1 2 7x y z

3 22 7z

5 2 7z 2 2z

1z

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3x

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

2y

1z

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3x

2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

1

2

3

2y 1z

3, 2, 1x y z

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3, 2, 1x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

2nd Matrix

Repeat Steps as Before

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

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2 7

4 3 2

2 3 2 2

x y z

x y z

x y z

3x

2y

1z

3, 2, 1x y z

Page 83: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

1) 2 2 3

3 2 2 1

5 2 6 17

x y z

x y z

x y z

2) 3 2 2 1

2 5 5 7

4 3 3

a b c

a b c

a b c

Page 84: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

1) 2 2 3

3 2 2 1

5 2 6 17

x y z

x y z

x y z

5, 5, 3

2) 3 2 2 1

2 5 5 7

4 3 3

a b c

a b c

a b c

Page 85: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

1) 2 2 3

3 2 2 1

5 2 6 17

x y z

x y z

x y z

5, 5, 3

1, 3, 2

2) 3 2 2 1

2 5 5 7

4 3 3

a b c

a b c

a b c

Page 86: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.
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3 22 6 4f x x x x

3 2 4 02 6x x x

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3 22 6 4f x x x x

3 2 4 02 6x x x

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3 22 6 4f x x x x

3 2 4 02 6x x x

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3 22 6 4f x x x x

3 2 4 02 6x x x

11, 2, 4,

2

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3 22 6 4f x x x x

3 2 4 02 6x x x

11, 2, 4,

2

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3 22 6 4f x x x x

3 2 4 02 6x x x

11, 2, 4,

2

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3 22 6 4f x x x x

3 2 4 02 6x x x

To the nearest hundredth

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3 22 6 4f x x x x

3 2 4 02 6x x x

2.94, .86, .79 To the nearest hundredth

Page 95: FOIL FOIL FOIL FOIL FOIL FOIL The Sum of the Roots Times The Product of the Roots.

3 21) 3 2 9 6f x x x x

To the nearest hundredth

4 22) 13 40f x x x

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3 21) 3 2 9 6f x x x x

1.73, 0.67, 1.73

To the nearest hundredth

4 22) 13 40f x x x

2.83, 2.24, 2.24, 2.83