Question

AYUDAAAAAAAA
ARITMÉTICA

Answer 1

Respuesta:

hfjdufhvvvvbjjfhdv bbjguegfwf

Answer 2

Respuesta:

2

Explicación paso a paso:

CD = (b - a + 1)(a + 1)(2)

(b - a + 1)(a + 1)(2) = 3 + CDcomp + 1

(b - a + 1)(a + 1)(2) = 3 + 20 + 1

(b - a + 1)(a + 1)(2) = 24

(b - a + 1)(a + 1) = 12  -->  a = 2  ;  b = 5

a + b = 7  -->  CD(7) = 2