Question

calcule o MDC


a)105,140=

b)154,286=

c)210,378,462


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Answer 1

Olá...

O MDC  de:

a) (105, 140)

105, 140 | 2

105, 70 | 2

105, 35 | 3

35, 35 | 5

7, 7 | 7

1, 1

MDC = 5 . 7 = 35

MDC = 35

b) (154, 286)

154, 286 | 2

77, 143 | 7

11, 143 | 11

1, 13 | 13

1, 1

MDC = 2 . 11 = 22

MDC = 22

c) (210, 378, 462)

210, 378, 462 | 2

105, 189, 231 | 3

35, 63, 77 | 3

35, 21, 77 | 3

35, 7, 77 | 5

7, 7, 77 | 7

1, 1, 11 | 11

1, 1, 1

MDC = 2 . 3 . 7 = 42

MDC = 42

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