Página:Tratado de Algebra Elementar.djvu/372

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5 —10 11 0 -10 —11 12 4 11 12 —11 2

0 4 2 —6

3 —10 —10 —11 11 12 1 5

11 0

12 4

-11 2

3 0

= — 2

5

— 32 1

• 10 11

-35 34 5 3

(n.° 384, 1.°) = —10

7 — 2 17 1 7 17 = — 10 — 25 0 — 7 1 55 —10 o 1 -25 55

5 —10 ■]32 35 |il 12

i 1 5

i

5 - — 32 - 1

I

369 li o

34 0 -11 2

3 0

-2 11 j -7 34 I 1 3

= 8^00.

16 24 33

25 35 45

27 36 55

38 51 78

= 20

3 16 24 33

15 7 9

5 27 36 55

7 38 51 78

= 20

0 ll 3

1 0 0

6

a 7 9 l 1 10

3 2 15

1 3 6 1 1 3 6 2 1 10 = — 201 0 — 5 — 2 = — 20 3 2 15 1 o — 7 — 3 i

1 1 1 1 |

a b c d |

«2 c2 d2'

a3 b'A c3 rP

0 0 0 1

a —d b —d c —d d a2—d2f>2—d2cJ—d2d2

a>

-d* b* —rP c?—rP d5

5 2 7 3

a —|d b —d c —d a*—d? tf—d* c2—fP a3-|d3 IP—d* tf—d*

1 1 i 1

a -f d b -j-<? c +d aP+ad-j-d* P-^bd+d? c^+cd^d2

0 0 1 a —c b —c i c 4-d

a2—cH d(a—c) b'1—c2-|-fí(6+—<■■) c2+<-d+d*

a — c b -f c

a2 — e5 + d(a — c) V- -J- c2 + d(b - c)

1 1

a + c + <jí ò + c-f d

= — (a — d) (6 — <?)(c — d) (a — c)(b — c){b — a) = (a — b)(a — c) (a — d) (b — c) (6 — d) (c—d).

=(n-° 384, 1.»)=—(a—d)(5—d)](c— d)

= — (a-d) (6—d) (c—d)

= — (a — d) (6 — d)(c — d) = — (a — d) (b—d) (c— d) (a —c)(b — c)

l iílh,