Question

Descompón en factores primos:
a) 28
b) 30
c) 216
d) 644​

Answer 1

Respuesta:

a) 2 × 2 × 7

b) 2 × 3 × 5

c) 2 × 2 × 2 × 3 × 3 × 3

d) 2 × 2 × 7 x 23

Answer 2

Respuesta:

a = 28 | 2

14 | 2

7 | 7

1 |

28 = 2x2x7 =28

b = 30 | 2

15 | 3

5 | 5

1 |

30 = 2x3x5 = 30

c = 216 | 2

180 | 2

90 | 2

45 | 3

15 | 3

3 | 3

1 |

c = 2x2x2x3x3x5 = 216

d = 644 | 2

322 | 2

161 | 7

23 | 23

1 |

d = 2x2x7x23 = 644