Question

15-) Determine x e y, tais que:

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Answer 1

Boa noite

a)

x = 2³ = 8
lyl = 5
y = 5

b)

2x + 3y = 5
5x + 2y = 7

4x + 6y = 10
15x + 6y = 21

11x = 11
x = 1

4 + 6y = 10
6y = 6
y = 1

S = (1, 1)