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Sagot :

Réponse:

1

2 3 4 10 - 9 + 4 5 1

A = ------ -- ------ + ------ = ------------- = -------- = -------

3 5 15 15 15 3

- 3 1 -12 -- 7 -- 19

B = ------ -- -------- = ------------- = ---------

7 4 28 28

1 1 3 + 4

---- + ----- ------------

4 3 12 7 17 6 7 × 60

C = --------------------- = ------------------------- = ------ × ( ------ × ------- ) = --------------

7 1 6 21 - 4 6 12 12 5 12 × 102

----- --- ----- × ----- --------------- × -------

4 3 5 12 5

420

= -----------

1224

2

2 3 4

E = ----- -- ----- + ------ ➡ a = 3 b = 5 ab = 15

a b ab

-- 3 1

F = ---------- -- ---------- ➡ p = 6

p + 1 p -- 2

t t -- 1

G = ------------- -- --------- t = ?

t -- 2 t + 1

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